WeldingCity 10 Gas Lens Ceramic Cups 54N14 54N15 54N16 54N17 54N18 (#4#5#6#7#8) for TIG Torch 17, 18 & 26 10 TIG Alumina ceramic cups 54N14-54N18 for gas lens setup in 17, 18 and 26 series torches. 2 of 54N18-#4, 2 of 54N17-#5, 2 of 54N16-#6, 2 of 54N15-#7 and 2 of 54N14-#8. Work with 45V24-45V29 gas lens collet body. You get Ten (10) 54N14-54N18 gas lens ceramic cups at this price. We use U.S. Postal Service (USPS) as main carrier. Please provide a USPS deliverable address.