?aiwgiw 5th Wheel Gooseneck Ball Hitch Adapter 2-5/16'' Kingpin to Towing Receiver 2085295 Fit for Tractor or Trailer Fifth Wheels Load Capacity 30000lbs is up for auction in Automotive. The current bid is $1.00, 99% below the $79.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.