The Thule Xsporter Pro Shift Overhead Rack is a sliding truck rack that easily moves into any position to accommodate different size loads up to 600 lbs and works with select tonneau covers. Its sliding racks adjust to the length of the bed to carry different loads and can easily be removed. It has the ideal rack height (18”) as it allows for easy truck bed access and sits below the truck cab for improved aerodynamics. Keep your load secure and easily available with the Thule Xsporter Pro Shift Overhead Rack!