Forging Craft: Kingpin to gooseneck ball adapter is solid steel construction, one-piece machining, even force, strong enough and not easy to break. Product Specifications: Color: Silver Material: Steel Style: King Pin Ball Size: 2-5/16" Kingpin Size: 2" Package Includes: 1x Gooseneck Ball Adapter Fit for the Following Models: Standard 2-5/16" Ball on one side and standard 2" King Pin on the other side. Can rate to tow trailers up to 30,000 lbs. The fifth wheel must be in the upright locked position. Can tow a fifth-wheel trailer or gooseneck hitch with confidence. Part number: 2085295 BEC392 BE-C392 EWC392 EW-C392 SUVC392 SUV-C392 Quick Installation: This fifth-wheel to-gooseneck adapter allows your gooseneck trailer to be towed by a 5th wheel hitch and easily and securely mounted to your truck without welding or removing the truck chassis, making it easy and convenient to install. Please note: If the trailer's gooseneck is offset, you may need to block the fifth wheel plate to keep it from tilting/articulating. You may have to adjust the main post of your gooseneck trailer to allow the trailer to ride level. This product is intended to handle heavy short tows and isn’t intended for a permanent solution.