Racing rear pulley set rolling nut 125-180cc

After a long testing time finally ready and for sale.
Modified Leader rear pulley for rolling nut engines.
Race-proven quality! better acceleration, less slipping of the belt.
Necessary for high-power engines to put the power on the street and not lose it in a slipping belt.
Complete with a race-proven high-quality belt.

No electric start is possible due to belt size.
Small changes are needed to the kickstart cover.

3-5 days delivery time