Evenly distributes up to 801 to 1000 lbs. tongue weight and 10,000 lbs. gross trailer weight. Allows for 8in. total height adjustment. Raised ball platform provides greater coupler clearance. 5 5/8in. rise, 2 3/8in. drop. 10in. shank length. 12 3/4in. ball to pin hole. Dual sway control platform. Includes ball mount and shank assembly (balls not included). 5-year limited warranty. U.S.A.