... cars,Bath,Gate,Hydropneumatic,Electronics 3.Main products:O-Ring.X Ring V-Ring 1. material:NBR,EPDM,SI,FKM(V270M ... in air conditioning, etc.3. Main products: O-Ring.X Ring V-Ring.R-Ring. Y-Ring.U-Ring., Oil ... sample or product drawing on your size9. Different sizes and color can be make on your requirement ,but o-ring's ... , Thickness Meter, Shore-A Hardness Tester, Optical Projector rubber X seals