The Buyers Carbon Steel Triple Hitch Ball with Pintle Hook is the perfect choice for any towing application. This hitch ball is made with a durable carbon steel material for greater longevity and is equipped with chrome plating for the best possible corrosion defense. It has a pin hole diameter of 0.656" and is designed to perform better for longer. This hitch ball is available in all conventional sizes and is the perfect choice for any towing application. FleetPride is your First Click in Heavy Duty®.