... silicon seal features :1. Several material f or Oil Seal, O-Ring and rubber gasket like: NBR, HNBR, CR, PDFE, EPDM, ... ; 3. Many types of O-Ring: O-type, E-type, U-type, V-type and so on, can make on ... . 5. Optional color for you of the Oil Seal, O-Ring and rubber gasket: Black, red, yellow, brown, white, green ... order; 6. Your OEM order of Oil Seal or O-Ring, rubber gasket is welcomed as well. 7. Apply ...