Buyers Products 2-in to 1-1/4-in Hitch Adapter with Corrosion-Resistant Zinc Plating - Easy Conversion, Durable Steel Construction in the Trailer Hitch Receivers department at Lowes.com
PART: Two Piece Filler Plate to convert 1 1/4" to 2" Hitch - Allen.Bike
1.25" to 2" Hitch Adapter Kit
Reese Towpower 1-1/4-in to 2-in Opening Receiver Adapter at Lowes.com
CURT 45790 Receiver Tube Adapter (1-1/4 to 2 Shank, Not for Towing Use, 6-
MaxxHaul 1-1/4 in. to 2 in. Class II Hitch Adapter with 4 in. Rise and 3-3/8 in. Drop 70355 - The Home Depot