420 13 TOOTH 13T ENGINE SPROCKET SDG SSR 110 125 DIRT BIKE ATV 20MM SHAFT

420 13 TOOTH COUNTER 20mm SHAFT Front ENGINE SPROCKET

Fits all popular pit bikes and mini ATVs, Lifan, Loncin, Jialing, Zongshen engines. It won't fit to stock Honda engine.

CONDITION: Brand New

SIZE: This is for 420 chain. The shaft size is 20mm. See picture below for measurements.