Eccentric bushing for I.A.C. (Integrated Adjustable Caster). 1° environment (identified by 1 dot) allows for either +1° or -1° caster adjustment depending on the orientation of the bushing. Made from famous Hudy Spring Steel. Set of 2.
The V2 Eccentric bushings have actually a milled out slots that'll allow the screws to anchor them, therefore avoiding the bushings from turning in extreme racing conditions.