We supply high quality insert sleeve of injector.1.Teflon material(imported materials, with wear-resistant, non stick powder characteristics)2.Model: PI-3, IG02,IG063.100% interchanged PI-3 Insert sleeve - Teflon 344 338IG02 Insert sleeve - Teflon 377 724IG06 Insert sleeve - Teflon, complete 1006 485