... :Available in Various Sizes 3:Good quality & best prices oil sealshock absorber oil seals 1. Material: NBR, SILICONE, VITON,HNBR, CR, PTFE ... .Optional color for you of the Oil Seal,Rubber Oil Seal,Rubber Seal,Rubber Gasket, O-Ring :Black, red, yellow, brown, white, green ... , violet etc, can make it on your order; 5. Your OEM order of Oil Seal,Rubber Oil ...