• Aluminum Motor Heatsink Cooling Fan For 1/10 540 / 550 Size Motor GUN Fits : Castle Creations Assosicated Hpi Axial Duratrax Vatterra ECX RC4WD Traxxas Tamiya Arrma (Blue) KWD 5.500
• Aluminum Motor Heatsink + Cooling Fan For 1/8 Size Motors Fits : Castle Creations 2200kv + 2650KV Motors, Dynamite, Hpi, Novak, Trinity, Arrma Nero, Kraton, Fazon, Outcast, Tekin (Blue) KWD 7.500