CNC-machined highest-quality aluminum RIGHT & LEFT C-hub for ARS suspension system system. Caster pre-set at 2 amounts. Allows you to produce more traction in when creates more off-power steering and cornering price than standard straight back suspension system system. Well suited for medium-traction conditions. Machined from premium Swiss 7075 T6 aluminum and black colored colored coated. Etched with "2R" for easy recognition. Includes two nylon bushings. The C-hubs can be purchased in standard caster perspectives (0°, 2°, 4°).