Linkage set, throttle & brake (Jato) (includes Servo horn, rod guides, brake spring, brake adjustment dial, rods (wires), throttle return spring, hardware) use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your user's manual for exact parts listings.