... : SIR, NBR, CR, NR, SBR, EPDM, FKM, IIR, BR etc Specification:all kinds of rubber ItemOEM high peformance rubber components DescriptionWidely ... in bathroom product, valve, faucet, machine, hydraumatic, pneumatic and automobiles.Hardness: 45-90+/-5 shore AColor: black,white,red,green,yellow ...