Portable Winch Co. 2" Square Tubing with Bent Pin. Fits perfectly in Category III hitch receivers, and is designed to attach the Winch Support Plate (PCA-1268) or Vertical Pull Winch Support (PCA-1264) to a vehicle (not included). Measures 12 x 2 x 2". Made from zinc-plated steel. Pin is 5/8" diam.