Clamp to spokes 56T rear sprocket Kit

Grubee Inc


This sprocket is for hilly country or heavy riders.   

Slow speed but high torque.      

Makes for easy pedal engine starting condition with 56T.  Best for heavy riders.  

20V Cordless Drill starting with our overrunning clutch drive tool makes for easy & quick Skyhawk Gt5A-ES engine starting.