CNC-machined highest-quality aluminum RIGHT & LEFT C-hub for ARS suspension system. Caster pre-set at 2 amounts. Helps you to produce more traction in as soon as creates more off-power steering and cornering rate than standard back suspension system system. Ideal for medium-traction conditions. Machined from premium Swiss 7075 T6 aluminum and black colored coated. Etched with "2R" for simple recognition. Includes two nylon bushings. The C-hubs are available in standard caster perspectives (0°, 2°, 4°).