... 4.Material: NBR, HNBR,FPM motorcycle oil seal1.We offer Fork oil seal and oil seal set for motorcycles. HONDA, YAMAHA, KAWASAKI, ... SUZUKI and all other chinese motorcycles. Oil seals1) Applications ... 6mm to 500mm4) Specialized in design and manfactureing all the oil seal, water seals, gasket,washer ,PTFE seals, PTFE ring ...