Trailer Hitch Ball, Vehicle Class II, Ball Diameter 2 in, Gross Towing Weight Capacity 3,500 lb, Gross Vehicle Weight Capacity 3,500 lb, Material Steel, Finish Chrome, Features 1 Year Limited Warranty, Designed to be Used With Standard Ball Mounts and can also be Used With the REESE Interlock Ball Mounts, Long Shank for Use on Step Bumpers, Ball Type Standard, Color Silver, Resistance Properties Corrosion-, Shank Diameter 3/4 in, Shank Length 2 3/8 in, Standards SAE J-684