... sizes. 3.Superior quality FAB V type cylinder DAS skeleton combination oil seal1.Materials: NBR, FKM FPM Viton PTFE EPDM ,SBR ,SR ,CR ... of the Oil Seal,Rubber Oil Seal,Rubber Seal,Rubber Gasket, O-Ring :Black, red, yellow, brown, white, green, violet etc ... ,Rubber Oil Seal,Rubber Seal or O-Ring and Rubber Gasket is welcomed as well.7. Apply for: Auto, motorcycle, machinery ...