Motorcycle chains, motorcycle transmission chains, motorcycle roller chains. Inquiry now for specification! Motorcycle chains, motorcycle transmission chains, motorcycle roller chains. Motorcycle Chains: 25H(04CH), 415 ... of standard chains and non-standard chains:1. Motorcycle Chains: 25H(04CH), 415, 415H, 420, ... window8. Forklift-chain9. O-ring and X-ring Motorcycle chains: 420, 428, 428H, 520, 520H, ...