Towever 8-Position Class III/IV Adjustable Trailer Ball Mount Adjustable drop and rise hitch fit class III/IV 2" receivers, equipped with a 1" hole to accept interchangeable tow ball shank Adjusting tow height using attached trailer locking pins, this ball mount can drop from 5" to 9-1/2" and rise from 3-3/4" to 8-1/4" 5000-pounds Maximum Gross Trailer Weight capacity to meet SAE standards Heavy duty black powder coated The hitch ball are not included