Dr. Pulley 20x15 Sliding Roller Weights Mufflers Performance Current Stabilizer for 12

Performance Current Stabilizer for 12 volt electrical systems

Hoca GY6 61mm Complete Cylinder Head for 150cc and 125cc GY6 4-stroke engines and engine based vehicles

Mirror set

sold as a pair

Dr. Pulley 20x15 Sliding Roller Weights Mufflers Performance Current Stabilizer for 12Dr. Pulley 20x15 Sliding Roller Weights for Aprilia Scarabeo 4T, Honda SH 125, Honda SH 150 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 gear ratio. This unique sliding movement (not rolling) provides