Front Sprocket 428-14 Tooth for 50cc-125cc Engines

Chinese ATV Front Sprocket - 428-14T This front sprocket is used on the Chinese 50cc-125cc engines.  This sprocket has 14T and is compatible with the 428 chain ONLY.   Sprocket details: #428 chain used on ATVs usually with a 7 inch rear wheel or smaller 14T OD: 61mm ID: 17.1mm valley-to-valley (2) 6mm*1.0 threaded holes 30mm apart center-to-center Fits 17mm - shaft Uses retainer with bolts (not included) Be sure to measure your chain or current sprocket before ordering.  428 chain has 1/2 inch pitch and 0.335 inch roller diameter.  Most Chinese sprockets have the chain size and teeth count stamped into the metal. Here is the link to the retainer with bolts: Chinese ATV Front Sprocket Retainer with Bolts