With the Sportsman Series Complete Towing Kit, you have two of the most popular the ball sizes you need to tow almost any trailer, all in one convenient kit. The 2 inch solid steel ball mount holds two ball sizes, 2 inch and 1-7/8 inch. The ball mount locks together with a 3/4 inch hitch pin and hair pin. With a towing capacity ranging from 3500 to 5000 Lbs, this Complete Towing Kit is capable of towing medium size trailers, campers, and boats. Kit includes: chrome plated balls, 2 inch and 1-7/8 inch, 3/4 inch hitch pin and hair pin, 2 inch ball mount Chrome plated 1-7/8 inch ball: 3500 lbs load capacity, 1 1/2 inch threaded nut, 1 inch diameter shank Chrome plated 2 inch ball: 5000 lbs load capacity, 1 1/2 inch threaded nut, 1 inch diameter shank