Roller Chain 1.Standards:ISO/DIN/ANSI 2.Good quality and best delivery time 3.Made Style:Manufacture ... , 428, 428H, 520, 520H, 530, 530H, 05MA, 05MB, 05MC, 06MC 2. O-Ring Motorcycle chains: 428SO,520SO,525SO,530SO3. Roller chains ... -plated5.Zincing6.Heat treatment7.Carburizing8.Quenching9.Tempering10.Oiling11.Greasing chains for car parking