The Gen-Y Hitch 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 you can have full use of the bed when not towing the camper trailer. This gooseneck-to-fifth wheel replacement pin box also eliminates the additional costs of buying and installing a fifth wheel hitch for anyone who already has a gooseneck ball. The use of Torsion-Flex Technology provides one of the smoothest and safest towing experiences you'll ever experience. Benefits include increased cargo protection, possible increased fuel economy, reduced tire wear on truck and trailer, reduced shock transfer, and a smoother ride.• Built-in suspension creates up to 90% smoother ride• Shock absorption protects cargo from harsh bumps• SnapLatch coupler• Maintenance-free• Durable silver vein powder-coat finish• Engineered using SOLIDWORKS software• Rigorously tested and exceeds the SAE J684 standardsSafety chains (item 148944) and bolt kit (item 148946) are sold separately. NOTE: Never exceed recommended capacity on any trailer tow coupling or vehicle receiver hitch. Tow capacity is limited by the lowest-rated component. Torsion-Flex Technology provides a smooth, safe towing experience Shock absorption protects cargo from harsh bumps SnapLatch coupler | Gen-Y-Hitch Gen-Y Hitch Executive SnapLatch Turning Point 5th Wheel-to-Gooseneck 2-5/16" Coupler, 1.5K-3.5K Pin Weight, 21K Towing in Silver