Rear anti-roll bar for XB808, 2.4mm thick. Marked with 4 laser-engraved lines for easy identification.Anti-roll bar wires of different thickness are optionally available for fine-tuning the setup of your XB808. XRAY anti-roll bars are manually manufactured in-house from premium heat-treated spring steel wire using precision bending machines that ensure equal side angles. Manually measured, selected, and straightened to eliminate all tweak.