Dr Pulley Slider Roller Weights in 19X15 Piaggio Fly Vespa LX50

Dr Pulley Slider Rollers in 19X15 fit many different scooter models form the Vespa and Piaggio 50cc scooters to Aprillia and any others.

The stock weight that is most common to 50cc scoots is somehwere in 7.5 size.

We recommend a 6gram size for a acceleration increase without losing top end.

Also remember worn out belts will decrease your performance.

Most scooters need a belt change at 1,000 miles to maintain pefromance some a lot earlier. Although the belt may last a few thousnads does not mean you have no lost performance.

Dr Pulley silders can be used in any variator.