Reese Towpower | 21536 | Trailer Hitch Ball Mount Starter Kit, Fits 2 Inch Square Receiver, 2 Inch Drop, 6,000 lbs. Capacity, Includes 2 Inch Trailer Ball and Pin & Clip, Black
bROK Ball Mount Tri Ball 2-in Shank w/Hook and Chrome Balls - Multi Size - Black Finish in the Trailer Hitch Ball Mounts department at Lowes.com
Amazon.com: Octomo Adjustable Trailer Hitch, 6 Inch Drop Hitch Ball Mount for 2 Inch Receiver,12,500 LBS GTW, 2" and 2-5/16" Stainless Steel Tow Hitch Balls with Double Anti-Theft Pins Locks : Automotive
CURT 2" Trailer Hitch Tow Ball (1" x 2-1/8" Shank, 1" Rise, 6,000 lbs., Chrome) 40033 - The Home Depot
Truck Hitch Ball by Curt 2 inch x 3/4 inch Ball Long Shank