... Description of Znic Coated Sprocketznic coated sprocket for motorcycle;znic coated gear for motorcycleChain415,415H,420,428,428H,520,530 ... CB125,CB250N,CBX150, CBX200,CD70,CD100,CD125,CG125,GS125,etcMarketAfrica, Mid- East, Asia, South East Asia, South Amercia, American, ... Heat Treatment: High frequency hardening on the teeth for 1045 steel Carburization for 1023 steel (plain iron) Front sprockets are ...