The Shocker XR Adjustable ball mount with combo multi-ball mount with both a 2″ hitch ball and a 2-5/16″ hitch ball with a 4″ of rise to 4″ of drop. 10,000 lbs tow rating capacity and 1,000 lbs tongue weight. Shocker XR receiver hitch ball mount provides the ultimate in versatility. The XR has built in adjustability maximum versatility for your towing needs. This Shocker XR ball mount attaches by sliding into a standard receiver tube. Use this adjustable ball mount however you need to for tons of versatility.With the combo adjustable XR ball mount, the hitch balls are manufactured together – one piece construction for maximum strength and durability. Featuring a premium clear zinc finish for resistance to the elements.Tons of Attachments: We offer a wide variety of our ball mount attachments; standard mounts, drop ball mounts, clevis mounts, drawbar mounts, cushioned drawbar mounts, pintle hook attachments, raised mounts and combo multi-ball mounts.Safety Notice:?The Shocker Hitch is a heavy duty unit that in most cases exceeds factory receiver hitch weight capacities, therefore it is imperative that you always read and follow the tongue and towing weight recommendations of the receiver hitch that is mounted on your tow vehicle.