Dr. Pulley 18x12 Sliding Roller Weights Options:9G Fits Genuine Buddy 125/150/170i and

Fits Genuine Buddy 125/150/170i and all GY6 QMJ/QMI/QMK 125–169cc drum brake assemblies

This steering lock is compatible with a wide array of Vintage Vespa models produced between 1962 and 1983:

Experience a revolution in CVT performance with the Dr

Rings - Set of 2

Dr. Pulley 18x12 Sliding Roller Weights Options:9G Fits Genuine Buddy 125/150/170i andDr. Pulley 18x12 Sliding Roller Weights. These weights fit the following: Yamaha: Snosport 125 (Snoscoot), XC125 (Riva Beluga, may require 8pcs), Cuxi 115 Stella: Automatic 125 Please select weight above. Traditionally, gear ratio is changed by the up and down rolling movement of the roller weights in the ramp of the Moveable Drive Pulley (MDF). Now the innovative Dr. Pulley Sliding Roller Weights slide up and down the ramp to change the gear ratio.