Middle Atlantic OCAP-2 Two-Space Vented Clamping Rack Shelf - BlackThis rackshelf has been designed to provide superior ventilation for both cable and satellite boxes as well as other components that generate considerable amounts of heat. Featuring two adjustable foam padded mounting bars on the bottom and two adjustable foam padded clamping bars on top for securing components without fear of scratches, this rackshelf saves both space and money by eliminating the need to vent panels between each shelf. Constructed