Whether the product also does what it promises will teach the time. Is very light and inside hollow aluminum. It came cheap plugs and screws to a package even had no mounting hardware. So you should definitely have this mounting hardware. Screw length depending of depth 30-40 mm. It come with no caps, so you see the screws after installation. Instead, 2 blanking plugs for the side holes are provided, if one makes a rail assembly and then requires only the uncovered center hole.
