... .120/360/450 moulds 4.Material:rubber &metal 3.Superior quality Rubber&Metal Assembly:Tube joint equipment accessoriesOur Advantage: The ... , rubber O ring, rubber ring, rubber seal pumps,rubber plugs, Bumper Block, O-shaped Ring, V-shaped Ring, Oil ... SIL, CR etc and metalApplications: Tube joint equipment accessories.rubber/metal parts, medical parts, industrial parts, vehicle parts, motorcycle parts, ...