This product is a rear stub axle designed as a replacement drivetrain and suspension component for compatible Losi RC vehicles. It connects the wheel hub to the axle assembly, allowing smooth rotation while supporting the load of the vehicle during acceleration, cornering, and impacts. The durable construction is engineered to handle high torque and repeated stress in both racing and off-road conditions. Precision machining ensures accurate fitment with factory bearings, hubs, and drivetrain components for straightforward installation. Ideal for replacing worn or damaged stub axles and restoring proper rear wheel performance.