"This Ultra-Tow 20-Ton Pintle Hook with safety pin and chain is made of steel, not cast iron, for excellent strength. Rigid mount. U.S.A. Working Load lbs. 8,000, Max. Gross Trailer Weight lbs. 40,000, Drawbar Eye Dimension 2 in.-3 in., Fits Receivers in. 2, Material Steel, Length in. 7 1/2, Product Style Pintle hook. 8000-lb. vertical load Rated towing capacity 20 tons 2in. to 3in. ID drawbar eye with 1 1/4in. to 1 5/8in. dia. section For use with lunette eye couplers Mounting holes are 19/32in. in diameter Bolt hole pattern is 3 3/8in. from left to right and 1 3/4in. from top to bottom"