420 14t cd70 motorcycle front sprocket 1)wide in variety 2)quality certificate 3)durable in use SpecificationsFront:12T/13T/14T/15T/16T ... 45T/46T/47T/48T/49T/50T/51T/52T/53T/54TChain:420,428,428H,415,520,530MaterialA3 steel45#steelHeat treatmentHigh frequency ... GTO125, KAZE-R, GT0110, GARELLIESTR 10R, JUKI DRIB, SMASH110420 14t cd70 motorcycle front sprocket 420 14t cd70 motorcycle front sprocket