Provide a One Wrench Tightening System, Simply Place the Hitch Ball Shank through the Hole of the Ball Mount, Align the Hex Shapes and Tighten to Specification, Solid Steel Hitch Balls, Engineered to Meet All Safety Requirements of SAE J-684, Cold Forged for Superior Strength, Finish: Chrome, Size: 2-5/16 x 1 x 2, 6 000 lb, Capacity, SKU: DAS8674