... , Heavy-duty flat conveyor chains, Escalator step chains, car parking lift chains and escalator chains etc with the attachments. The chains ... the relevant ISO606, BS, DIN, ASME Standards.For example, our motorcycle chains, chain Number: 415, 415H, 420, 420H,428, 428H,520 ... .we have 16 years experience in maufacture motorcycle. we can provide various kinds of motorcycle chain like 415, 415H, 420, 420H, ...