INFO:
Convert-A-Ball adjustable ball mount is ideal if you will be using 1 vehicle to tow trailers with varying coupler heights. The shank provides a drop of 4-1/4" to 10-1/4" or a rise of 3" to 9". The GTW is 5,000 lbs.
Breaking Down the Adjustable Ball Mount for 2" Hitches Video | etrailer.com