For someone with the newer model heavy duty truck with the heavy duty 3 inch receivers I have two brand new class 5 heavy duty cast iron tow hitches for the 3inch receivers with 1 1/4 inch mounting holes for larger balls rated at 21000lbs each. These are for heavy duty serious towing cast iron not welded steel. Both are new never been used sale or trade I will make you a deal on one or both text is best # click for number