Amazon.com: MaxxHaul 50397 Trailer Hitch Riser for 2 Inch Receivers with 4 Inch Rise/Drop : Automotive
1.25" to 2" Hitch Adapter with 4" Rise
Amazon.com: REYSUN 864128 Trailer Hitch Riser with 4-1/4 inch Rise/Drop for 2 inch Receiver Hitch Extension, 7-3/4" & 9-3/4" Extension Length, 7500lbs, Matte Black : Automotive
TowSmart Class 3 5,000 lb Adjustable Height from 7-1/2" Drop to 6-1/4" Rise Reversible Trailer Hitch Ball Mount 746 - The Home Depot
Hitch Adapter Trailer Hitch Extension Riser with 4 Inch Rise and 3-3/8 Inch Drop for Class I and Class II Receivers - China Adapter, Trailer Hitch | Made-in-China.com
Rigid Hitch (CHE-4) Tow Bar and Accessory Receiver - 4 Inch Drop/Rise - 10,000 lbs. Tow Capacity - 500 lbs. Vertical Load - Made in USA
Class 2 Ball Mount Rise For Trailer Hitches W/ 1.25 X 1.25 Inch Receiver Tube Opening - Rated Up To 3,500 Lbs. - 4 State Trucks
Adjustable Trailer Tow Hitch Ball Mount w/Sway Control Tab 6,000 lbs Fits 2" Receiver Max Drop 5-1/4" Rise 3-3/4" 1" Ball Hole 12" Long | TrailerJacks.com