This tri-ball hitch fits 2-1/2 in. receiver tubes and carries three chrome-finished tow balls of different sizes on one head, so one hitch covers a range of trailers. Pull the draw bar out and rotate the shank to bring up the ball that suits the load. Fits 2-1/2 in. receiver tubes; uses a 5/8 in. hitch pin (sold separately). Three tow balls: 1-7/8 in. rated to 6,000 lb., 2 in. rated to 10,000 lb., and 2-5/16 in. rated to 14,000 lb. M.G.T.W. Swap balls by pulling the draw bar and rotating the shank. Tow balls supplied with a chrome finish on this model. Sturdy tubular steel shank with corrosion resistant black powder-coated finish. Specifications Receiver tube size: 2.5 in. Ball diameters: 1-7/8, 2, 2-5/16 in. M.G.T.W. 1-7/8 in. ball: 6,000 lb. M.G.T.W. 2 in. ball: 10,000 lb. M.G.T.W. 2-5/16 in. ball: 14,000 lb. Number of balls: 3 Pin hole size: 5/8 in. Shank type: Tubular Ball finish: Chrome Material: Carbon steel