$55.99 CURT 45503 Class 2 Trailer Hitch Ball Mount, Fits 1-1/4-Inch Receiver, 3,500 lbs, 3/4-Inch Hole 
Class 2 Trailer Hitch with 1-1/4 Ball Mount with 1-7/8 Trailer Ball - Walmart.com - Walmart.com
Curt MFG. Class 1, 1 1/4 Ball Mount Hitch - 206444, Towing at Sportsman's Guide
