The TowSmart Adjustable Ball Mount is ideal for those with more than one trailer or tow vehicle. It features a hollow steel design providing you with ultimate strength when towing your cargo. The heavy-duty steel construction is extremely durable with a black powder coat finish that is corrosion resistant and provides superior protection from the outdoor elements. The ball mount adjusts from 7 1/2in drop to 6 1/4in rise depending on your requirement when towing. It features a 2in x 2in shank with an impressive high towing capacity. It is important to know the total weight of the trailer (GTW) you are towing and the maximum towing capacity determined by the vehicle manufacturer. Product Features:Provides rise and drop positions to ensure the level of towingEasily connects your trailer to your vehicle for hassle free haulingAccepts any hitch ball with a 1 inch shank diameterConstructed of corrosion-resistant material to withstand extreme weather conditionsMeets J684 testing standards