Extreme Max 5001.5813 High-Rise Hitch for Lawn and Garden Tractor - Walmart.com
Tow & Stow Adjustable Trailer Hitch Ball Mount - Fits 2" Receiver, Tri – Ramptek
Amazon.com: OPENROAD Adjustable Trailer Hitch Ball Mount Fits 2-Inch Receiver, 2" Tow Balls 7500lbs, 9-1/2" Drop/ 8-1/4" Rise Drop Hitch, Tow Hitch for Heavy Duty Truck with Stainless Steel Pins and Lock :
B and W BW2050 Gooseneck Hitch 2-5/16 Inch Hi-Rise Hitch Ball | 20,000 lbs | Hanna Trailer Supply
Draw-Tite 1" High Rise 2-5/16" Ball For Under-Bed Gooseneck Heads #19306 | eBay