These gears transfer power through the rear differential

Fits the HPI Nitro RS4 3 Evo

Available connectors include EC5

Frequency: 2

Castle Creations Copperhead 10 Waterproof 1/10 Sensored ESC / 6900KV Motor COMBO Latrax Teton Parts These gears transfer power throughCastle Creations Copperhead 10 Waterproof 1 10 Sensored ESC 6900KV Motor ON ROAD COMBO Meet the COPPERHEAD 10 PERFORMANCE ESC. It takes to the open road as well as it takes to no road at all. This completely new design rounds out our 1: 10 scale offerings, positioned between the SIDEWINDER 4 as the entry level upgrade and the MAMBA X as the extreme performance option. The COPPERHEAD 10 includes CRYO DRIVE TECHNOLOGY, SENSORED MOTOR SUPPORT and DATA