Reese Towpower (21332) Class III / V Forged Ball Mount 16000 pound capacity and upto 2400 pounds tongue weight Fits 2 by 2 inch hitch box and a 1-1/4 inch shank hole Measures 10-1/4 inches long, has a 6 inch drop and 5 inch rise One-piece construction, weld free design Metal Shield finish resists rust and corrosion