T Built Adapter Hitch You have a ball in your truck and are looking for a way to pull your fifth wheel without all the extra hardware in your bed? Now you can use this adapter to convert your RV trailer to be pulled with a goose neck ball. Works with your B&W turn over ball, or any other goose neck hitch with a 2 5/16" ball. All hardware is included - grade 8 mounting bolts, washers, and lock nuts. Also a remote release cable. This model adjust easily to allow for 3 different heights 12", 15", 17") you can adjust to the one that is right for you. There also spacer inserts to help support the load. These adapters are built to handle whatever comes down the road. 24,000 Pound Rating -Self-locking coupler, 2-5/16" Ball pocket. Attaches to most standard king-pin boxes - MUST be bolted or welded to king pin box. This model does not attach to the king pin. It attaches over teh king pin and is bolted directly to the king pin box.