Traxxas 1654X Lightweight Blue-Anodized Aluminum Hex Wheel Hubs (2) and Axle Pins (4) Pair of wheel hub hexes Blue-anodized, lightweight aluminum Includes axle pins(4) Use Traxxas stock and hop-up replacement parts to get the most out of you Traxxas RTR vehicles This product is made from high quality materials and designed for lasting performance This is for use on RC vehicles such as the Traxxas Rustler; consult your user's manual for exact parts listings