Naraku CVT Belt 669x18x30 for 139QMB Gy6 50cc
NARAKU high-quality belts. High grip combined with good flex minimise friction losses and transmit the engines power to the road. One of the best belts in the range. Suitable for 139QMB/QMA engines with 10” wheels or original size of: 669-18-30. As a rough guide, the distance from the crank to the gearbox output shaft (where the clutch bell sits) can be used.
⚠ WARNING: California Proposition 65 www.P65Warnings.ca.gov.