chain connecting link with open spring clip 1.material:40MN/A3 2. ... sample 4.OEM is ok chain connecting link with open spring clip 1.material:40MN/A32.standard roller chain3 ... print your own logo Main 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 ...