Patriot's wrap around jaws fit king pins perfectly for a securely smooth tow. Featuring a full 18" of height for bed clearance, self leveling coupler, easy to reach effortless handle and a side to side pivot with spring cushioning for easy install and use, the Patriot has all the quality features of the Companion at a price that?s hard to resist. Fits all standard mounting rails. 16,000 lbs trailer weight 4,000 lbs vertical weight.