rubber ring Materials include NBR, NR, SBR, IIR, EPDM, silicone, nitrile rubber Detailed Prodcut DescriptionO type rubber ring1)We can supply ... and motorcyclefittings32 Materials include NBR, NR, SBR, IIR, EPDM, silicone, nitrile rubber and Vitonorupon customers' requests3) Rubber products have good water ...