Amp Reasearch BedXTender HD ™ Sport's V-shape design is the perfect mix of form and function that keeps your gear secure. It provides the extra clearance needed when used with some tonneau cover rails. Flip it out with the tailgate open to gain up to 2-feet of enclosed cargo area. Flip it inside and close the tailgate to keep tools and smaller cargo contained in the truck bed. BedXTender HD ™ Sport is made in the USA and backed by a 3-year/36,000-mile warranty.