Neiko 20035 Drop Ball Mount for Towing, 10" Adjustable Trailer Hitch, 5,000 LB Capacity | Weather-Resistant Heavy duty, solid welded A3 steel body construction is finished with black powder coating to endure strong conditions. Adjustable hydroxyzine hitch can be raised 4", 6", 8" and 10" or lowered 5", 7", 9", 11" to fit the height difference between trailer and tow vehicle for wide range of application Drop forged, strong hitch bar is compatible with vacation RVs, boats, cars, horse trailers, to industrial vehicles withstanding up to 5,000 lb capacity of towing weight Easy to use ball mount measures 13 1/4" inches long and includes a 1-pc reducer bushing (1" OD to 3/4" ID) to reduce hole size for wide rage of application Towpower is evenly distributed and securely locked using 2" square receivers for Class III: Large recreation vehicle type such as trucks, Jeeps, and other loaded vehicles