Reese Towpower hitch ball is designed to facilitate easier, safer towing. The 2" diameter ball features a convenient hex design which allows for a one-wrench tightening system when used with a Reese Interlock ball mount. Durable black nickel construction is carbon-forged for superior strength and designed to resist corrosion. Shank: 2"L x 1" diameter. 7,500-lb weight limit.