This 2-5/16" trailer ball features a ball capacity of 10,000 lbs. It features a 1-1/4" shank diameter, a 2-5/8" shank length, 0" of rise and a nickel-chrome finish to protect against the elements. To give you the power you need to tow with confidence, CURT 2-5/16" trailer hitch balls are thoroughly tested for safety and meet U.S. VESC specifications.