BedXTender HD™ Mounting Bracket Kit by AMP Research®. Finish: Black. This set of two brackets mounts to your bed walls and serves as the standard mounting points for any AMP Research bed extender. Round eye holders allow the bed extender cage to be instantly removed from the vehicle at any angle - helpful when loading larger cargo or wheeled vehicles. Traditional steel construction with black powder coat resists scratches, chips, and corrosion. Required when using the Max Bed Extender with a tonneau cover.