Dr. Pulley 19x17 Sliding Roller Weights QMB139 This kit helps reduce the

This kit helps reduce the negative pressure build up that can harm your engine

Long Tear Drop Shape with Carbon Fiber Print

pocket quads and pocket dirt bikes

MotoBatt Quadflex Battery MBTX7U comes with 2 year warranty

Dr. Pulley 19x17 Sliding Roller Weights QMB139 This kit helps reduce theDr. Pulley 19x17 Sliding Roller Weights for Aprilia Atlantic Eu3, Aprilia Mojito, Aprilia Scarabeo Light, Aprilia Sport City, Italjet Dragster, Piaggio Vespa and many more. Please select weight from drop down menu. 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