It is used on Colosion machine. OEM order is welcome . we also offer Jacquard Cam and other delicate spare parts. Brand including Lonati, Santoni, Matec, Uniplet Ange, Soosan, Nagata, Dakang, Taeho juwon, Conti and so on piezo knitting spare parts, wac 3800sytem replacement parts .Lonati Electro SOlenoid valves . Pls feel free contact wit us