OEM/ODM rubber Parts, such as O-rings, seals, rubber gasket, rubber foot, rubber molded parts, rubber sealing, auto rubber parts, etc. Materials: Buta;O Ring Kits - 5B Material: Nbr 30, nbr 70, nbr 90, viton 70, viton 90, epdm, silicone, hnbr, cr, nr and so on; Type: 102pcs, 225pcs, 382pcs, 386pcs, 404pcs, 407pcs, 419pcs and so on.Processing Method -Injection, -Extrusion, -Blowing, -Insert Molding Applications of Products -Rubber to metal special parts -General rubber products -Various purpose seals