Authentic XRAY RIGHT-side 2° aluminum caster block & XRAY LEFT-side 2° aluminum caster block are CNC-machined from premium Swiss 7075 T6 aluminum. Ultra-strong construction provides long lifespan & durability in even the most extreme racing conditions. Designed specially for GT platform to increase the steering and to reduce the tire wear. Includes XRAY composite bushings for super-precise and smooth steering action. Laser-engraved with XRAY logo, caster value, and ‘R’ & ‘L’ for quick & easy identification. Precision machined with highest tolerances using premium fully-automatic German CNC-machines. High-quality coating is done at XRAY’s own in-house fully-robotic coating line, ensuring a perfect surface every time. Fits only XRAY GTX8 and GTXE cars.