{"title":"SUP","description":"\u003cp\u003eAftermarket protective lenses, seal rings, focusing and collimating lenses and scale tubes for SUP handheld laser welding guns.\u003c\/p\u003e","products":[{"product_id":"handheld-laser-welding-protective-lens-18-x-2-mm-aftermarket-for-sup-and-wsx-guns","title":"Handheld Laser Welding Protective Lens 18 x 2 mm, Aftermarket, for SUP and WSX Guns","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket 18 x 2 mm protective lens for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 guns and WSX handheld guns. The protective lens is the flat window at the front of the gun, between the focusing lens and the weld. It takes the spatter and fume, so it is the part you change most often.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eFused silica, anti reflection coated on both faces for 1064 nm, high power grade. 18 mm across and 2 mm thick. Sold in packs of 10, 20 or 50, with the 50 pack the cheapest per lens.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe matching seal ring is 21 x 15 x 2.7 mm for SUP guns or 20.5 x 16 x 2.4 mm for WSX guns, sold separately.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSize\u003c\/td\u003e\n\u003ctd\u003eD18 x 2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eFused silica (quartz), AR coated both faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1064 nm fiber lasers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eHigh power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 guns and WSX handheld guns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMatching Seal Ring\u003c\/td\u003e\n\u003ctd\u003e21 x 15 x 2.7 mm for SUP guns or 20.5 x 16 x 2.4 mm for WSX guns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e10, 20 or 50 lenses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSW150\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eWSX handheld\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e18 x 2 mm, SUP \/ WSX\u003c\/td\u003e\n\u003ctd\u003eD18 x 2 mm, high power grade\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150, WSX handheld\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSPM-LAS-2177\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-20-x-2-mm-aftermarket-for-qilin-guns\"\u003e20 x 2 mm, Qilin\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-20-x-3-mm-aftermarket-for-ospri-and-relfar-guns\"\u003e20 x 3 mm, Ospri \/ Relfar\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eOspri handheld, Relfar handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-20-x-4-mm-aftermarket-for-hanwei-guns\"\u003e20 x 4 mm, Hanwei\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eHanwei handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDaily lens changes\u003c\/strong\u003e\u003cbr\u003eA handheld gun throws spatter straight back at the protective lens. Change it at the first dark spot or burn mark; a dirty lens absorbs power, gets hot and cracks.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eProtecting the focusing lens\u003c\/strong\u003e\u003cbr\u003eThe protective lens is a few cents. The focusing lens behind it costs many times more. A clean protective lens keeps it clean.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eWeak or uneven welds\u003c\/strong\u003e\u003cbr\u003eIf penetration drops or the weld bead goes uneven at the same settings, check the protective lens before changing power or speed.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eStocking a workshop\u003c\/strong\u003e\u003cbr\u003eShops running several guns go through lenses fast. The 50 pack keeps every gun supplied at the lowest price per lens.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this lens fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 guns and WSX handheld guns. Check the lens in your gun: it should be 18 mm across and 2 mm thick.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eAre these genuine lenses?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. They are aftermarket fused silica lenses made to the same 18 x 2 mm size. The gun names are given so you can find the right lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this lens fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 guns and WSX handheld guns. Check the lens in your gun: it should be 18 mm across and 2 mm thick.\"}}, {\"@type\": \"Question\", \"name\": \"Are these genuine lenses?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. They are aftermarket fused silica lenses made to the same 18 x 2 mm size. The gun names are given so you can find the right lens.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"10 Pack","offer_id":67560463466796,"sku":"SPM-LAS-2177-P10","price":7.4,"currency_code":"USD","in_stock":true},{"title":"20 Pack","offer_id":67560463499564,"sku":"SPM-LAS-2177-P20","price":14.06,"currency_code":"USD","in_stock":true},{"title":"50 Pack","offer_id":67560463532332,"sku":"SPM-LAS-2177-P50","price":33.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/spm_0_8c51aa4d-3988-41a0-8e39-35c9334f8b74.jpg?v=1790984801"},{"product_id":"handheld-laser-welding-protective-lens-seal-ring-21-x-15-x-2-7-mm-aftermarket-for-sup-guns","title":"Handheld Laser Welding Protective Lens Seal Ring 21 x 15 x 2.7 mm, Aftermarket, for SUP Guns","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket seal ring for the protective lens drawer of SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns. The seal holds the 18 x 2 mm protective lens flat and stops fume and shielding gas getting past it to the focusing lens.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e21 x 15 x 2.7 mm (outside diameter x inside diameter x thickness). High temperature PTFE with a stainless steel spring core. Replace the seal when it is flattened, hard or discoloured, ideally every few lens changes. Sold singly or in packs of 5 or 10.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSize\u003c\/td\u003e\n\u003ctd\u003e21 x 15 x 2.7 mm (OD x ID x T)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePTFE with stainless steel spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eProtective Lens\u003c\/td\u003e\n\u003ctd\u003e18 x 2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1, 5 or 10 seals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSW150\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eGun\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP, 21 x 15 x 2.7 mm (18 x 2 lens)\u003c\/td\u003e\n\u003ctd\u003e21 x 15 x 2.7 mm\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSPM-LAS-2181\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eGun\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-20-5-x-16-x-2-5-mm-aftermarket-for-qilin-guns\"\u003eQilin, 20.5 x 16 x 2.5 mm (20 x 2 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-20-5-x-16-x-2-4-mm-aftermarket-for-wsx-guns\"\u003eWSX, 20.5 x 16 x 2.4 mm (18 x 2 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eWSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-21-x-15-x-3-mm-aftermarket-for-ospri-guns\"\u003eOspri, 21 x 15 x 3 mm (20 x 3 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eOspri handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-22-x-16-x-2-9-mm-aftermarket-for-hanwei-guns\"\u003eHanwei, 22 x 16 x 2.9 mm (20 x 4 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eHanwei handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eLens keeps cracking\u003c\/strong\u003e\u003cbr\u003eA hard or flattened seal lets the protective lens shift and heat unevenly. If lenses crack early, change the seal.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDirty focusing lens\u003c\/strong\u003e\u003cbr\u003eFume that gets past a worn seal settles on the focusing lens. A new seal keeps the optics clean.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eLens changes\u003c\/strong\u003e\u003cbr\u003eKeep seals with your protective lenses and change both together every few lens changes.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this seal fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns with the 18 x 2 mm protective lens. Measure the old seal: it should be 21 x 15 x 2.7 mm (outside diameter x inside diameter x thickness).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eAre these genuine parts?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. They are aftermarket seals made to the same size. The gun name is given so you can choose the right one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this seal fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns with the 18 x 2 mm protective lens. Measure the old seal: it should be 21 x 15 x 2.7 mm (outside diameter x inside diameter x thickness).\"}}, {\"@type\": \"Question\", \"name\": \"Are these genuine parts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. They are aftermarket seals made to the same size. The gun name is given so you can choose the right one.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560463925548,"sku":"SPM-LAS-2181-P1","price":4.48,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560463958316,"sku":"SPM-LAS-2181-P5","price":20.72,"currency_code":"USD","in_stock":true},{"title":"10 Pack","offer_id":67560463991084,"sku":"SPM-LAS-2181-P10","price":38.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/hh_seal_9752a219-ff7d-4c24-8670-bfc6eb0ae285.jpg?v=1790984809"},{"product_id":"handheld-laser-welding-focusing-lens-d20-x-4-5-mm-f150-aftermarket-for-sup-guns","title":"Handheld Laser Welding Focusing Lens D20 x 4.5 mm F150, Aftermarket, for SUP Guns","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket focusing lens for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns: 20 mm diameter, 4.5 mm centre thickness (CT), 150 mm focal length.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe focusing lens brings the parallel beam from the collimator to the welding spot at the nozzle. A burned or pitted focusing lens shows up as weak penetration and a wide, uneven bead at normal settings.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eS1 grade fused silica, anti reflection coated on both faces for 1064 nm. Sold singly or in packs of 5.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eType\u003c\/td\u003e\n\u003ctd\u003eFocusing lens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCentre Thickness\u003c\/td\u003e\n\u003ctd\u003e4.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eS1 grade fused silica, AR coated both faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1064 nm fiber lasers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1 or 5 lenses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSW150\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eLens\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP focusing D20 x 4.5 F150\u003c\/td\u003e\n\u003ctd\u003eD20 mm, CT 4.5 mm, F150, plano-convex\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSPM-LAS-2186\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eLens\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-focusing-lens-d20-x-4-5-mm-f200-aftermarket-for-sup-guns\"\u003eSUP focusing D20 x 4.5 F200\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-collimating-lens-d20-x-5-mm-f60-aftermarket-for-sup20s-sup20t-and-sup21c\"\u003eSUP collimating D20 x 5 F60\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-collimating-lens-d16-x-5-mm-f60-aftermarket-for-sup21t-sup23s-sup23t-sw150-and-sup22c\"\u003eSUP collimating D16 x 5 F60\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP21T, SUP23S, SUP23T, SW150, SUP22C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-focusing-lens-d20-x-3-mm-f150-aftermarket-for-qilin-and-wsx-guns\"\u003eQilin \/ WSX focusing D20 x 3 F150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld, WSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-focusing-lens-d20-x-3-mm-f120-aftermarket-for-qilin-and-wsx-guns\"\u003eQilin \/ WSX focusing D20 x 3 F120\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld, WSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-collimating-lens-d20-x-3-5-mm-f50-aftermarket-for-qilin-and-wsx-guns\"\u003eQilin \/ WSX collimating D20 x 3.5 F50\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld, WSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/raytools-3250010444-aftermarket-focusing-lens-d20-x-4-75-mm-f150-for-bw101-and-relfar-handheld-welding-guns\"\u003eRelfar \/ Raytools BW101 focusing D20 x 4.75 F150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eRelfar handheld, Raytools BW101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eBurned focusing lens\u003c\/strong\u003e\u003cbr\u003eSpatter that gets past a dirty protective lens burns the focusing lens. Weak penetration and a wide, uneven bead at normal settings are the signs.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eChanging spot size\u003c\/strong\u003e\u003cbr\u003eA longer focal length (F200 instead of F150 on SUP guns) gives a larger spot and more working distance, which suits wider seams and cleaning work.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eKeeping spares\u003c\/strong\u003e\u003cbr\u003eLenses are cheap next to downtime. The 5 pack keeps a spare for every gun in the shop.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this lens fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns. Match the old lens or its box: D20, CT 4.5, F150. Focusing and collimating lenses are not interchangeable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eAre these genuine lenses?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. They are aftermarket lenses made to the same dimensions. The gun names are given so you can match your lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this lens fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns. Match the old lens or its box: D20, CT 4.5, F150. Focusing and collimating lenses are not interchangeable.\"}}, {\"@type\": \"Question\", \"name\": \"Are these genuine lenses?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. They are aftermarket lenses made to the same dimensions. The gun names are given so you can match your lens.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560464417068,"sku":"SPM-LAS-2186-P1","price":4.16,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560464449836,"sku":"SPM-LAS-2186-P5","price":18.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/lens_spm_86e376bf-f494-4350-a675-c9fdb7bcac99.jpg?v=1790984819"},{"product_id":"handheld-laser-welding-focusing-lens-d20-x-4-5-mm-f200-aftermarket-for-sup-guns","title":"Handheld Laser Welding Focusing Lens D20 x 4.5 mm F200, Aftermarket, for SUP Guns","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket focusing lens for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns: 20 mm diameter, 4.5 mm centre thickness (CT), 200 mm focal length.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe focusing lens brings the parallel beam from the collimator to the welding spot at the nozzle. A burned or pitted focusing lens shows up as weak penetration and a wide, uneven bead at normal settings. F200 gives a larger spot and more working distance than the standard F150, which suits wide seams and cleaning work.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eS1 grade fused silica, anti reflection coated on both faces for 1064 nm. Sold singly or in packs of 5.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eType\u003c\/td\u003e\n\u003ctd\u003eFocusing lens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCentre Thickness\u003c\/td\u003e\n\u003ctd\u003e4.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eS1 grade fused silica, AR coated both faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1064 nm fiber lasers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1 or 5 lenses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSW150\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eLens\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP focusing D20 x 4.5 F200\u003c\/td\u003e\n\u003ctd\u003eD20 mm, CT 4.5 mm, F200\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSPM-LAS-2187\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eLens\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-focusing-lens-d20-x-4-5-mm-f150-aftermarket-for-sup-guns\"\u003eSUP focusing D20 x 4.5 F150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-collimating-lens-d20-x-5-mm-f60-aftermarket-for-sup20s-sup20t-and-sup21c\"\u003eSUP collimating D20 x 5 F60\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-collimating-lens-d16-x-5-mm-f60-aftermarket-for-sup21t-sup23s-sup23t-sw150-and-sup22c\"\u003eSUP collimating D16 x 5 F60\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP21T, SUP23S, SUP23T, SW150, SUP22C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-focusing-lens-d20-x-3-mm-f150-aftermarket-for-qilin-and-wsx-guns\"\u003eQilin \/ WSX focusing D20 x 3 F150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld, WSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-focusing-lens-d20-x-3-mm-f120-aftermarket-for-qilin-and-wsx-guns\"\u003eQilin \/ WSX focusing D20 x 3 F120\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld, WSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-collimating-lens-d20-x-3-5-mm-f50-aftermarket-for-qilin-and-wsx-guns\"\u003eQilin \/ WSX collimating D20 x 3.5 F50\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld, WSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/raytools-3250010444-aftermarket-focusing-lens-d20-x-4-75-mm-f150-for-bw101-and-relfar-handheld-welding-guns\"\u003eRelfar \/ Raytools BW101 focusing D20 x 4.75 F150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eRelfar handheld, Raytools BW101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eBurned focusing lens\u003c\/strong\u003e\u003cbr\u003eSpatter that gets past a dirty protective lens burns the focusing lens. Weak penetration and a wide, uneven bead at normal settings are the signs.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eChanging spot size\u003c\/strong\u003e\u003cbr\u003eA longer focal length (F200 instead of F150 on SUP guns) gives a larger spot and more working distance, which suits wider seams and cleaning work.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eKeeping spares\u003c\/strong\u003e\u003cbr\u003eLenses are cheap next to downtime. The 5 pack keeps a spare for every gun in the shop.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this lens fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns. Match the old lens or its box: D20, CT 4.5, F200. Focusing and collimating lenses are not interchangeable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eAre these genuine lenses?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. They are aftermarket lenses made to the same dimensions. The gun names are given so you can match your lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this lens fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S, SUP23T and SW150 handheld welding guns. Match the old lens or its box: D20, CT 4.5, F200. Focusing and collimating lenses are not interchangeable.\"}}, {\"@type\": \"Question\", \"name\": \"Are these genuine lenses?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. They are aftermarket lenses made to the same dimensions. The gun names are given so you can match your lens.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560464482604,"sku":"SPM-LAS-2187-P1","price":5.2,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560464515372,"sku":"SPM-LAS-2187-P5","price":23.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/lens_spm_ca8c1fad-1997-4a9c-8498-19af7d585a26.jpg?v=1790984821"},{"product_id":"sup-ft70-aftermarket-handheld-laser-welding-scale-tube-70-mm-m16","title":"SUP FT70 Aftermarket Handheld Laser Welding Scale Tube, 70 mm, M16","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket 70 mm scale tube for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). The scale tube is the stainless steel tube between the gun and the copper nozzle. It screws into the front of the gun, the nozzle screws onto its end, and the engraved scale sets how far the nozzle sits from the focus point.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eFT70 is the standard tube fitted to SUP guns.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eStainless steel, 70 mm long, M16 thread, 12 mm tube diameter, with the scale marked in millimetres either side of zero. Sold singly or in packs of 5.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eLength\u003c\/td\u003e\n\u003ctd\u003e70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eThread\u003c\/td\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless steel, engraved focus scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP Code\u003c\/td\u003e\n\u003ctd\u003eFT70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1 or 5 tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP FT70, 70 mm, M16\u003c\/td\u003e\n\u003ctd\u003e70 mm long, M16 thread, 12 mm tube\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eFT70\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-LAS-2194)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft80-aftermarket-handheld-laser-welding-scale-tube-80-mm-m16\"\u003eSUP FT80, 80 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft107-aftermarket-handheld-laser-welding-scale-tube-107-mm-m16\"\u003eSUP FT107, 107 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft125-aftermarket-handheld-laser-welding-scale-tube-125-mm-m16\"\u003eSUP FT125, 125 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-anti-splash-65-mm-m16\"\u003eQilin anti-splash, 65 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (anti-splash nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-standard-73-mm-m10\"\u003eQilin standard, 73 mm, M10\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (M10 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSetting focus position\u003c\/strong\u003e\u003cbr\u003eScrew the nozzle along the scale to move the focus above or below the surface. Zero is the focus point; set it negative for deeper penetration on thick joints and positive for a wider, softer weld on thin sheet.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged threads or scale\u003c\/strong\u003e\u003cbr\u003eSpatter, knocks and over tightening wear the thread and the engraved scale. A tube that no longer holds the nozzle square gives an uneven weld.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSpare for each gun\u003c\/strong\u003e\u003cbr\u003eKeeping a spare tube means a crossed thread does not stop the job. The 5 pack covers a shop with several guns.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this tube fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 70 mm long with a M16 thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine tube?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket tube made to the same length and thread. FT70 is the SUP length code, given so you can match your tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo I need to change my nozzles?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. The nozzles that fit your gun now fit this tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this tube fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 70 mm long with a M16 thread.\"}}, {\"@type\": \"Question\", \"name\": \"Is this a genuine tube?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket tube made to the same length and thread. FT70 is the SUP length code, given so you can match your tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to change my nozzles?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The nozzles that fit your gun now fit this tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560464974124,"sku":"SPM-LAS-2194-P1","price":4.64,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560465006892,"sku":"SPM-LAS-2194-P5","price":22.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/hh_scale_tube.jpg?v=1790977385"},{"product_id":"sup-ft80-aftermarket-handheld-laser-welding-scale-tube-80-mm-m16","title":"SUP FT80 Aftermarket Handheld Laser Welding Scale Tube, 80 mm, M16","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket 80 mm scale tube for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). The scale tube is the stainless steel tube between the gun and the copper nozzle. It screws into the front of the gun, the nozzle screws onto its end, and the engraved scale sets how far the nozzle sits from the focus point.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eFT80 is 10 mm longer than the standard FT70, for a little more reach.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eStainless steel, 80 mm long, M16 thread, 12 mm tube diameter, with the scale marked in millimetres either side of zero. Sold singly or in packs of 5.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eLength\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eThread\u003c\/td\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless steel, engraved focus scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP Code\u003c\/td\u003e\n\u003ctd\u003eFT80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1 or 5 tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP FT80, 80 mm, M16\u003c\/td\u003e\n\u003ctd\u003e80 mm long, M16 thread, 12 mm tube\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eFT80\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-LAS-2195)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft70-aftermarket-handheld-laser-welding-scale-tube-70-mm-m16\"\u003eSUP FT70, 70 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft107-aftermarket-handheld-laser-welding-scale-tube-107-mm-m16\"\u003eSUP FT107, 107 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft125-aftermarket-handheld-laser-welding-scale-tube-125-mm-m16\"\u003eSUP FT125, 125 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-anti-splash-65-mm-m16\"\u003eQilin anti-splash, 65 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (anti-splash nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-standard-73-mm-m10\"\u003eQilin standard, 73 mm, M10\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (M10 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSetting focus position\u003c\/strong\u003e\u003cbr\u003eScrew the nozzle along the scale to move the focus above or below the surface. Zero is the focus point; set it negative for deeper penetration on thick joints and positive for a wider, softer weld on thin sheet.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged threads or scale\u003c\/strong\u003e\u003cbr\u003eSpatter, knocks and over tightening wear the thread and the engraved scale. A tube that no longer holds the nozzle square gives an uneven weld.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSpare for each gun\u003c\/strong\u003e\u003cbr\u003eKeeping a spare tube means a crossed thread does not stop the job. The 5 pack covers a shop with several guns.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this tube fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 80 mm long with a M16 thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine tube?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket tube made to the same length and thread. FT80 is the SUP length code, given so you can match your tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo I need to change my nozzles?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. The nozzles that fit your gun now fit this tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this tube fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 80 mm long with a M16 thread.\"}}, {\"@type\": \"Question\", \"name\": \"Is this a genuine tube?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket tube made to the same length and thread. FT80 is the SUP length code, given so you can match your tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to change my nozzles?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The nozzles that fit your gun now fit this tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560465039660,"sku":"SPM-LAS-2195-P1","price":4.64,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560465072428,"sku":"SPM-LAS-2195-P5","price":22.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/hh_scale_tube.jpg?v=1790977385"},{"product_id":"sup-ft107-aftermarket-handheld-laser-welding-scale-tube-107-mm-m16","title":"SUP FT107 Aftermarket Handheld Laser Welding Scale Tube, 107 mm, M16","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket 107 mm scale tube for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). The scale tube is the stainless steel tube between the gun and the copper nozzle. It screws into the front of the gun, the nozzle screws onto its end, and the engraved scale sets how far the nozzle sits from the focus point.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe longer tube gets the nozzle into boxes, channels and inside corners and keeps the gun further from the heat.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eStainless steel, 107 mm long, M16 thread, 12 mm tube diameter, with the scale marked in millimetres either side of zero. Sold singly or in packs of 5.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eLength\u003c\/td\u003e\n\u003ctd\u003e107 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eThread\u003c\/td\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless steel, engraved focus scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP Code\u003c\/td\u003e\n\u003ctd\u003eFT107\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1 or 5 tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP FT107, 107 mm, M16\u003c\/td\u003e\n\u003ctd\u003e107 mm long, M16 thread, 12 mm tube\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eFT107\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-LAS-2196)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft70-aftermarket-handheld-laser-welding-scale-tube-70-mm-m16\"\u003eSUP FT70, 70 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft80-aftermarket-handheld-laser-welding-scale-tube-80-mm-m16\"\u003eSUP FT80, 80 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft125-aftermarket-handheld-laser-welding-scale-tube-125-mm-m16\"\u003eSUP FT125, 125 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-anti-splash-65-mm-m16\"\u003eQilin anti-splash, 65 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (anti-splash nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-standard-73-mm-m10\"\u003eQilin standard, 73 mm, M10\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (M10 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSetting focus position\u003c\/strong\u003e\u003cbr\u003eScrew the nozzle along the scale to move the focus above or below the surface. Zero is the focus point; set it negative for deeper penetration on thick joints and positive for a wider, softer weld on thin sheet.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eReaching into corners\u003c\/strong\u003e\u003cbr\u003eA longer tube (FT107 or FT125 on SUP guns) gets the nozzle into boxes, channels and inside corners that the standard FT70 cannot reach.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged threads or scale\u003c\/strong\u003e\u003cbr\u003eSpatter, knocks and over tightening wear the thread and the engraved scale. A tube that no longer holds the nozzle square gives an uneven weld.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSpare for each gun\u003c\/strong\u003e\u003cbr\u003eKeeping a spare tube means a crossed thread does not stop the job. The 5 pack covers a shop with several guns.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this tube fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 107 mm long with a M16 thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine tube?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket tube made to the same length and thread. FT107 is the SUP length code, given so you can match your tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo I need to change my nozzles?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. The nozzles that fit your gun now fit this tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this tube fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 107 mm long with a M16 thread.\"}}, {\"@type\": \"Question\", \"name\": \"Is this a genuine tube?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket tube made to the same length and thread. FT107 is the SUP length code, given so you can match your tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to change my nozzles?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The nozzles that fit your gun now fit this tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560465105196,"sku":"SPM-LAS-2196-P1","price":5.36,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560465137964,"sku":"SPM-LAS-2196-P5","price":25.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/hh_scale_tube.jpg?v=1790977385"},{"product_id":"sup-ft125-aftermarket-handheld-laser-welding-scale-tube-125-mm-m16","title":"SUP FT125 Aftermarket Handheld Laser Welding Scale Tube, 125 mm, M16","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket 125 mm scale tube for SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). The scale tube is the stainless steel tube between the gun and the copper nozzle. It screws into the front of the gun, the nozzle screws onto its end, and the engraved scale sets how far the nozzle sits from the focus point.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eFT125 is the longest SUP tube, for the deepest reach into boxes, channels and inside corners, with the gun furthest from the heat.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eStainless steel, 125 mm long, M16 thread, 12 mm tube diameter, with the scale marked in millimetres either side of zero. Sold singly or in packs of 5.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eLength\u003c\/td\u003e\n\u003ctd\u003e125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eThread\u003c\/td\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless steel, engraved focus scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP Code\u003c\/td\u003e\n\u003ctd\u003eFT125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eSUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1 or 5 tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"spm-chip\"\u003eSUP20S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP20T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP21T\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23S\u003c\/span\u003e\u003cspan class=\"spm-chip\"\u003eSUP23T\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSUP FT125, 125 mm, M16\u003c\/td\u003e\n\u003ctd\u003e125 mm long, M16 thread, 12 mm tube\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eFT125\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-LAS-2197)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTube\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft70-aftermarket-handheld-laser-welding-scale-tube-70-mm-m16\"\u003eSUP FT70, 70 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft80-aftermarket-handheld-laser-welding-scale-tube-80-mm-m16\"\u003eSUP FT80, 80 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/sup-ft107-aftermarket-handheld-laser-welding-scale-tube-107-mm-m16\"\u003eSUP FT107, 107 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-anti-splash-65-mm-m16\"\u003eQilin anti-splash, 65 mm, M16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (anti-splash nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/qilin-aftermarket-handheld-laser-welding-scale-tube-standard-73-mm-m10\"\u003eQilin standard, 73 mm, M10\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld (M10 nozzles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSetting focus position\u003c\/strong\u003e\u003cbr\u003eScrew the nozzle along the scale to move the focus above or below the surface. Zero is the focus point; set it negative for deeper penetration on thick joints and positive for a wider, softer weld on thin sheet.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eReaching into corners\u003c\/strong\u003e\u003cbr\u003eA longer tube (FT107 or FT125 on SUP guns) gets the nozzle into boxes, channels and inside corners that the standard FT70 cannot reach.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged threads or scale\u003c\/strong\u003e\u003cbr\u003eSpatter, knocks and over tightening wear the thread and the engraved scale. A tube that no longer holds the nozzle square gives an uneven weld.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSpare for each gun\u003c\/strong\u003e\u003cbr\u003eKeeping a spare tube means a crossed thread does not stop the job. The 5 pack covers a shop with several guns.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this tube fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 125 mm long with a M16 thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine tube?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket tube made to the same length and thread. FT125 is the SUP length code, given so you can match your tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo I need to change my nozzles?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. The nozzles that fit your gun now fit this tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this tube fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits SUP (Chaoqiang Weiye) SUP20S, SUP20T, SUP21T, SUP23S and SUP23T handheld welding guns (M16 nozzles). Check the tube on your gun: 125 mm long with a M16 thread.\"}}, {\"@type\": \"Question\", \"name\": \"Is this a genuine tube?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket tube made to the same length and thread. FT125 is the SUP length code, given so you can match your tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to change my nozzles?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The nozzles that fit your gun now fit this tube.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560465170732,"sku":"SPM-LAS-2197-P1","price":5.36,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560465203500,"sku":"SPM-LAS-2197-P5","price":25.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/hh_scale_tube.jpg?v=1790977385"}],"url":"https:\/\/sparepartmart.co\/collections\/sup-laser-welding-parts.oembed","provider":"Spare Part Mart","version":"1.0","type":"link"}