4 6 8 10 Inch Drop Hitch Fits 2.5 Inch Receiver 18,500 LBS With Dual Balls Adjustable Trailer Hitch Ball Mount

Product descriptions from the supplier
*Good for General Purpose Towing: Universal for all standard 2.5″ trailer hitch receivers, the 2″ball will handle 8,000 pounds,while the 2-5/16″ ball is rated for a fantastic 18,500 pounds, fittingmost class III/IV hitches.
*8″ Adjustment Height: Drop hitch can be adjusted from zero to eight inches, allows for one inchincrements for perfect fitting. For lower trucks or vehicles you turn it down and for higher trucks
* Upgrade Double Ball Integrated Design: Our hitch ball adopts an integral dual-ball design,making the two balls fixed together firmly, you won’t worry ball was loose any more. We willprovide safer, more confident towing.
or vehicles you can turn it up.
* Solid Aluminum Frame: The tow hitch is made of aircraft-grade aluminum, smooth exterior,corrosion resistant, heavy duty and sturdy, making it optimal for function in harsh environments.
Absolutely excellent value!
* Safety Features to Prevent Theft: Trailer hitch pins are made of solid 304 stainless steel that ishard to bend. The all-weather plastic trailer hitch covers keep the keyhole away from moisture,dust and rust, ensures locking is safe and protects your trailer every time.