This is G-Parts bag from Tamiya for the M03, MO4, and FF02 chassis cars. FEATURES: White plastic gears One large, one small, and one thin plastic gear YOU WILL RECEIVE: One G-Parts bag containing three gears. REQUIREMENTS: Installing on vehicle. COMMENTS: Will only work on the M03-04 and FF chassis car kits. dew 11-7-02 ir/jxs &