The EXECUTIVE Fifth Wheel to Gooseneck pin box allows the user to hook a Fifth Wheel RV to the truck with a gooseneck ball. This technology eliminates the bulky Fifth Wheel from the back of the truck so the user can have full use of the bed when not towing the camper trailer. One of the biggest perks of this product is its use of GEN-Y's Torsion-Flex Technology! Torsion-Flex Technology provides one of the smoothest and safest towing experiences you'll ever experience. But when it comes to Gooseneck to fifth wheel replacement pin box, look no further than The EXECUTIVE Fifth Wheel to Gooseneck pin box. All GEN-Y products are rigorously tested and exceed the SAE-J684 Weight Testing Requirements. Never exceed recommended capacity on any trailer tow coupling or vehicle receiver hitch. Tow capacity is limited by lowest rated component. Average break-in period for hitch = 1,000 miles.