... and competitive price. custom molded FKM rubber parts features1) Available material : material for Silicone NBR,Fsil,VITON(FKM)&Dow ... and shape can be changed upon request. Available in various sizes and colors.5) Available indiffernt kinds of slicone gaskets,silicone seals, ... and chemicals. The universal O-ring.8)Widely applied in faucet,toilets,fittings,pipes,showers and other industry accessories ...