17mm countershaft sprocket, fits all bikes with 17 teeth 428 style chain. Center Hole: 0.7" (17mm) / Center to Center: 1.2" (30mm) Number of teeth: 17 teeth / Fit chain size: 428 chain. Quantity: 1 sprocket Fits most 50cc 90cc 110cc 125cc Chinese ATVs, Dirt Bikes, Quads.
428-17MM-17T Engine Chain Sprocket This part also fits 50 - 125cc dirt bikes, go karts, and ATVs with 428 chains. This part fits almost all Chinese ATV brands. TaoTao, Buyang, Coolsport, Kazuma, Sunl, ROKETA, AIM-EX, etc.
