Feature●STRENGTH. This trailer hitch ball is rated to tow up to 12,000 pounds gross trailer weight. It is constructed from alloy steel for reliable towing strength●UNIVERSAL. This tow hitch ball has a 2 5/16"-inch diameter to fit virtually any 2 5/16"-inch coupler. The ball shank has a 1-inch diameter and measures 2-1/4 inches long for secure attachment to a trailer hitch ball mount●CORROSION-RESISTANT. Durable, hard chrome plating provides a protective barrier from the elements●EASY INSTALL. this trailer hitch ball comes with a zinc-plated hex nut and split lock washer. It has fine threads for superior clamping forge (250 lb.-ft. torque reommended)Description