WeldingCity TIG Welding Gas Lens Accessory Kit (1/16") Cup-Collet-Gas Lens-Gasket-Back Cap for Torch 17/18/26 T13 TIG welding torch accessory kit for Lincoln Miller Weldcraft ESAB Eastwood CK AHP etc. in gas lens set-up for torch 17, 18 and 26 series. For use with 1/16" Tungsten electrode. 2 collets (10N23) 1/16" and 2 gas lens collet bodies (45V25) 1/16". 2 Alumina ceramic cups 54N series size #4 and #5 (54N14, 54N15). 1 Teflon gasket 54N01 and 3 back caps: long, medium and short (57Y02, 57Y03 and 57Y04). You get One (1) TIG torch accessory kit for gas lens setup 1/16" in torch 17, 18 and 26 series at this price. Free USPS shipping within the U.S.