Drive axle for XRAY adjustable drive shafts. Drive shaft length adjustment makes use of 4 various connecting gap roles at drive axle end to allow modifications to overall driveshaft size. Another great innovation that accommodates various roll center jobs without needing to make use of drive shafts of different lengths. Backside wheel axle for large ball-bearings made from world-renowned HUDY Spring Steel. Strategically machined for toughness and light-weight without compromising energy. The wheel axle is also hand ground for maximum accuracy to make certain a perfect, precise easily fit into suspension system ball-bearings, guaranteeing perfect wobble-free fit and rotation. Heat managed for maximum power, durability, minimal use, and extra-long lifespan.