GNRK1500 B&W Turnoverball Underbed Gooseneck Trailer Hitch for Flatbed Trucks - 30,000 lbs fenders while the 2-5/16" ball offers

while the 2-5/16" ball offers 10

This particular kit fits certain years of the Lexus RX350 and RX450h (see application info to verify vehicle compatibility)

just pay shipping

This particular plug-in harness provides a 4-way flat connector socket and is designed to be a custom wiring harness to fit certain years of the Chevy S10

GNRK1500 B&W Turnoverball Underbed Gooseneck Trailer Hitch for Flatbed Trucks - 30,000 lbs fenders while the 2-5/16" ball offersOne piece gooseneck hitch for Flatbed trucks. Hitch welds to the bottom of the truck bed. Requires drilling a 4" hole in truck bed. Install this heavy duty hitch on your vehicle so that you can securely tow your gooseneck trailer. Store the removable ball upside down in the hitch when you aren't towing to get complete bed access. Square ball base won't turn in hitch. Features: Heavy duty underbed hitch lets you tow your gooseneck trailer Complete