This is an optional XRAY Hudy Spring Steel Rear Drive Axle. This rear wheel axle is for when using large ball-bearings and made from world-renowned HUDY Spring Steel™. Strategically machined for toughness and light weight without compromising strength, the wheel axle is additionally hand ground for maximum precision to ensure a perfect, precise fit in suspension ball-bearings, guaranteeing perfect wobble-free fit and rotation. Heat treated for maximum strength, durability, minimal wear, and extra-long lifespan.
Fits only multi-adjustable rear upright XRA323355.