Tamiya OP823 Aluminum Wheel Hub 5mm Clamp-Type

The 2x10mm stainless steel shaft is securely fastened to the wheel axle by tightening a cap screw into a slit in the wheel hub. This eliminates the risk of dropping the shaft when removing the wheel. Made from machined aluminum, which has excellent precision and rigidity, it also improves wheel installation accuracy. Set includes 4 x 5mm thick aluminum wheel hubs, 4 x cap screws, etc.