Viper R/C 12.5mm ROAR Spec Rotor
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This is a replacement Viper R/C 12.5mm ROAR Spec Rotor, and is intended for use with the Viper VST series 10.5T to 21.5T electric motors. This rotor can also be used as a tuning option for all Viper VST motors that will provide the most aggressive power band with high torque, and is recommended for non-boosted spec class racing. This rotor is ROAR legal.
This product was added to our catalog on January 6, 2011.
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