Check the listing for details. Heckler Design H624BK Mounting Shelf for Camera, Light. Condition: New. Listed at 68.28 USD. The shelf can be secured at different heights above your monitor for larger displays and lower for the smaller ones. If you're using a monitor arm, our shelf will work with it. Incidentally, our video shelf is made of 12-gauge aluminum for a rigid, sturdy mounting surface that won't weigh your monitor arm down.