XRAY 302354 T4'20 Aluminium C-Hub For A- Left 4 Deg T4 2020 Specs (300026) (300027) T4 Series XRAY item 302354 - T4'20 Aluminium C-Hub For A- Left 4 Deg T4 2020 Specs (300026) (300027) T4 Series XRAY has released T4'20 Aluminium C-Hub For A- Left 4 Deg under T4 2020 Specs (300026) (300027) T4 Series category XRAY made T4'20 Aluminium C-Hub For A- Left 4 Deg (302354) T4 2020 Specs (300026) (300027) T4 Series CNC-machined highest-quality aluminum LEFT C-hub for ARS suspension. Caster pre-set at 4 degrees. Generates maximum traction. Recommended for very-low-traction conditions. As the wheelbase will be shortened a lot with this setting, it is recommended to lengthen the rear wheelbase by moving the rear arms fully back. Machined from premium Swiss 7075 T6 aluminum and black coated. Engraved with "4L" for easy identification. Includes two nylon bushings. The C-hubs are available in standard caster angles (0°, 2°, 4°).