Best quality 530H A3 motorcycle chain 1.material:40MN/A3 2.pitch: ... 3.plate thickness:2.42mm Best quality 530H A3 motorcycle chain 1.material:40MN/A32.pitch:15.875mm3. ... ,can print your own logoMain products as the following: 1.Motorcycle Chains: 25H (04CH), 415, 415H, 420, 420H, 428, ... 530, 530H, 05MA, 05MB, 05MC, 06MC 2. O-Ring Motorcycle chains: 428SO,520SO,525SO,530SO3. Roller chains: A series and ...