This Kyosho roll damper set is designed for the Mini-Z MR-04 MM2 chassis and provides a tuning option for controlling body roll during cornering. The set includes an aluminum mounting plate, a carbon fiber support plate, rubber damper discs, springs, O-rings, screws, and associated hardware. All components are factory Kyosho parts engineered to fit the MR-04 MM2 platform directly. Features: Aluminum mounting plate for rigidity and light weight Carbon fiber support plate included Rubber damper discs and springs for adjustable roll control Complete hardware included for installation 7/7/26 cs