Sports variator from Malossi for better acceleration and top speed. Variator weights (23x18, 20g)and altered counterpressure spring included.Malossi Multivar 2000 “maxi-torque” converter for larger capacity machines. Sinter metal, self-lubricating anti-friction bush with coated-steel hub and hard, polished and lapped chrome gliding surface. Improved pull, increased top speed, smooth drive, and solid performance at higher speeds. Since September 2008 the set has been expanded to include 23x18 17g weights. This makes the kit suitable for 300cc scooters such as the People 300i and X-Citing 300i. The KXR250, MXU 250, Maxxer 250, Maxxer 300 and MXU 300 use the 20g weights that are included.