Pickup Truck Bed Extender for 2" Class III/IV vehicle hitch receiver designed to extend a pickup truck bed by 36" for transporting longer loads. Works with 2" Class III/IV hitch receivers and includes hitch pin. Maximum 350 lb. capacity. The bed extender works either horizontally for truck bed use, or vertically as a truck bed roof rack support. Made with heavy duty steel tube construction, finished in a smooth black for dependable use. Important measurements: Length of 35.75" as a truck bed extender, or 11.125" as a roof rack support. Adjustable height of 13.125" to 20" as a truck bed extender, or 40" to 46.875" as a roof rack support. Please check cab roof rack height (from the hitch receiver up) to be sure the hitch extender will balance and level the load properly.