The REESE Towpower Rotating Tri-Ball ball mount provides convenience and ease of use to customers who have different requirements for their towing needs. Simply pull out a steel pin and rotate the ball mount to the desired ball size. Capacity ranges from 2,000 Lbs. on the 1-7/8 In. ball, 10,000 Lbs. on the 2 In. ball and 14,000 Lbs. on the 2-5/16 In. ball . The fourth side features a handy step with rugged lug cleats for a safe reach. It is engineered and tested to meet quality performance standards.