Item Type: RC Wheel Hex Hub Drive Adapter_x000D_Material: Aluminum alloy, iron. _x000D_Color: Blue_x000D_Adapter Diameter: Approx. 12mm / 0. 47in_x000D_Application: For Unimog P06 RC car. 1For Improvement: For Unimog P06 RC car, the 12mm hub adapter conforms to standard design, very convenient to replace the damaged parts. 2Stabler Running: A good spare part that can upgrade your remote control vehicle and help improve its performance, very reliable in running. 3Great Modifying: Suitable for vehicle tire modification, combined with wheel hub, to reduce clearance width and increase wheelbase. 4Standard Design: Lengthens the wheelbase, improves the vehicle stability, and the fixed end has high strength and is not easy to twist. 5Aluminium Alloy: Made of premium aluminum alloy and iron materials, the hex hub driver adapter is durable and not easy to damage.