2" Hitch Ball - 5/8" Diameter x 1-5/8" Long Shank - Steel Brophy Trailer Hitch Ball CB-20Z
Trailer Valet Blackout Series 8,000 lbs/10,000 lbs Capacity Adjustable Drop Hitch, 2 -in and 2-5/16 -in Ball- 0-8 -in Drop in the Trailer Hitch Ball Mounts department at Lowes.com
TowSmart Class 3 Up to 10,000 lb. 1-7/8 in., 2 in, and 2-5/16 in. Ball Diameters TriBall Adjustable Trailer Hitch Ball Mount 1166 - The Home Depot
Amazon.com: Nilight Trailer Hitch Ball Mount with 2-Inch Trailer Ball & 5/8" Hitch Pin Clip Fits 2-Inch Receiver 7500 lbs 2" Drop,2 Years Warranty : Automotive