The product is 5-1/4" Drop Ball MountEasy and simple use kitThe product is manufactured in ChinaClass III has a 5,000 pound gross towing capacityDrop of 5-1/4 inch to adjust trailer levelShank length of 10-1/2 inch allows for more turning clearance from bumper to trailer frame
Interlock Class III, Ball Mount, 5-1/4" Drop, 4" Rise, 1" Hitch Ball Hole Size, 1 Wrench Tightening System, 500/5000 LB Capacity.
Brand: Reese Towpower, Model: 21794, Color: Black, Size: Pack of 1