12.8mm High Torque VST Tuning Rotor by Viper R/C
This is an optional Viper R/C 12.8mm High Torque Tuning Rotor, and is intended for use with the Viper VST series electric motors. This rotor will provide incredible torque, with low peak RPM's. This rotor is NOT ROAR legal.
This product was added to our catalog on January 6, 2011.