![Amazon.com: Racing Driving Wheel Roller 5 Gram Weight Set replacement for GY6 50CC 139QMB 49cc 50cc Scooter Moped Jonway ATV : Automotive Amazon.com: Racing Driving Wheel Roller 5 Gram Weight Set replacement for GY6 50CC 139QMB 49cc 50cc Scooter Moped Jonway ATV : Automotive](https://m.media-amazon.com/images/I/71C7tBuIu+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Racing Driving Wheel Roller 5 Gram Weight Set replacement for GY6 50CC 139QMB 49cc 50cc Scooter Moped Jonway ATV : Automotive
![Changing your scooter roller weights: The technical breakdown - Scooter Central | Your One-Stop Scooter Shop! Changing your scooter roller weights: The technical breakdown - Scooter Central | Your One-Stop Scooter Shop!](https://i0.wp.com/www.scootercentral.com.au/wp-content/uploads/02_11095_265.jpg?resize=300%2C300&ssl=1)
Changing your scooter roller weights: The technical breakdown - Scooter Central | Your One-Stop Scooter Shop!
![Comparing Variator Roller Weights 7gm(on left), 6gm, 5gm(on right)-Rear Wheel Speed vs RPM at Full Throttle - JD Jetting Comparing Variator Roller Weights 7gm(on left), 6gm, 5gm(on right)-Rear Wheel Speed vs RPM at Full Throttle - JD Jetting](https://jdjetting.com/wp-content/uploads/pbase/158842474.jpg)
Comparing Variator Roller Weights 7gm(on left), 6gm, 5gm(on right)-Rear Wheel Speed vs RPM at Full Throttle - JD Jetting
![Changing your scooter roller weights: The technical breakdown - Scooter Central | Your One-Stop Scooter Shop! Changing your scooter roller weights: The technical breakdown - Scooter Central | Your One-Stop Scooter Shop!](https://i0.wp.com/www.scootercentral.com.au/wp-content/uploads/maxresdefault-1-1.jpg?fit=513%2C513&ssl=1)