8pcs Insulator Cup Gasket 54N01 54N63 18-7 18CG Kit for TIG Welding Torch SR PTA DB WP-17 18 26 1.Including 8Pcs Insulator Gasket for TIG Torch WP-17 18 26 Series 2.54N01 Gas lens insulator 3.54N63 Large Gas lens insulator 4.18-7 /18CG Cup gasket Insert back insulator 5.Ships out in 1-3 days, We offer Priority E-packet shipping service via China, 7-15 business days reach your destination.