This is an optional XRAY V2 2° Steel Eccentric Bushing for I.A.C. (Integrated Adjustable Caster), intended for use with the XT8E 4WD Truggy, the XT8.2 Nitro Truggy and XB8 2019 Nitro and Electric Buggy Kits . These bushings are made from famous Hudy Spring Steel. The V2 Eccentric bushings have a milled out slots which will enable the screws to anchor them, thus preventing the bushings from turning in extreme racing conditions.