... :420,425,428,520,530 material:C45#;stainless steel;A3 Yamaha motorcycle sprocketsSpecifications:1)Durable in use2)Deliver in time3)Iso9001certificate ... LIBERTY GTO125, KAZE-R, GT0110, GARELLIESTR 10R, JUKI DRIB, SMASH110 Yamaha motorcyce sprockets