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
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
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
Draw-Tite 40346 Ball Mount 6" Inch Drop & 4-3/4" Inch Rise 6,000lbs, Fits 2" Inch Hitch Receiver
Amazon.com: HITOWMFG 2Inch Trailer Hitch Receiver Extension with 4 inch Rise/Drop, Solid Shank : Tools & Home Improvement
Ball Mount for 1-1/4” Receiver (5” Rise, 10” Length, 3,500 lbs.) | U-Haul