520 13 TOOTH 20MM FRONT ENGINE SPROCKET ATV HONDA YAMAHA DIRT BIKE GO KART ES38

520 13 TOOTH COUNTER 20mm SHAFT Front ENGINE SPROCKET

Fits all popular pit bikes and mini ATVs, Lifan, Loncin, Jialing, Zongshen engines. Please check measurement before purchase.

CONDITION: Brand New

SIZE: This is for 520 chain. The shaft size is 20mm. The OD is 72mm. See picture below for measurements.