CURT 45799 Adjustable Trailer Hitch Ball Mount, Fits 2 Inch Receiver, 5 3 4 Inch Drop, 5 3 4 Inch Rise, 1 7 8, 2 and 2 5 16 Inch Hitch Balls, 6,000, 7,500 or 10,000 lbs. GTW leaf fabricated head can be adjusted door fabricated head can be adjusted for precise leveling Sway control easily mounts on built in sway control attachment tabs 2" shank can be flipped to provide necessary drop or rise 2 1 2" x 2 1 2" WD replacement shank also available Snap up brackets and lift handle allow for easy leveraging of spring bars Protected by a highly durable carbide powder coat finish Includes a pre torqued 2 5 16" trailer ball Limited lifetime warranty (one year finish one year parts) 45331 This allows you to easily tow a variety of trailers and to ensure that each one tows smoothly and securely There is nothing more inconvenient than switching back and forth between a few different ball mounts and trying to remember which mount fits with which trailer