Rubber Auto Valve Oil Seal 1.material: NBR,EPDM,FKM,Silicone. 2.any color ... is ok 3.competitive price and high quality. 4.Sho Rubber Auto Valve ... ,automobile,motocycles,trucks,buses,agricultural,machinery and any equipments.Details: 1. Material: NBR, SILICONE, VITON,HNBR, CR, PTFE, EPDM ... Rubber Ring, Sealing Ring, Sealing Gasket. Rubber Auto Valve Oil Seal