Prima Roller Weight Tuning Kit (20x12) 11 inch tire return spring

return spring

A direct replacement for the stock lever on the Honda Ruckus and 139QMB-based 50cc scooters

The color of the primer may vary

and in order to get this cylinder kit to perform properly

and a smooth

Prima Roller Weight Tuning Kit (20x12) 11 inch tire return springThis is probably the best way to go about tuning your CVT transmission! Included in this tuning kit are 12 sets of 3 rollers, for a total of 36 roller weights. These sets range from 7g to 18g. Combining 2 sets of rollers allows you to tune with a large variance of weights sets! For example: 3x 10g & 3x 11g rollers (alternating weights in variator) gives you 10. 5g roller set. DANGER: weights must be put in a 120 deg pattern! If not, SEVERE ENGINE