2U Vented Server Rack Shelf Add even more functionality to all of your 2 or 4-post open frame racks and wall-mount rack enclosures! These fixed rack shelves are cantilevers, meaning they mount to the rack at only one end of the shelf. Make the most out of your open frame racks and wall-mount enclosures by customizing their configuration with this shelving wherever you need it.These 2 unit space server and rack case shelves are ideal for keeping your server or rack case clean and organized. Cmple shelf allows you to add space to open frame racks and wall-mount enclosures that accommodate tower UPS systems, monitors, or any other equipment that isn't rack-mount. The unit mounts easily in standard racks with the included hardware and provides space for non-rack mountable equipment.These shelves are universal for customizing your setup more than you can expect. In 2-post racks, two shelves can be mounted back-to-back to create a deep, fixed shelf. This shelf can be mounted upside down to fit a wider variety of needs for different types of electronic equipment. Vented openings can be used as lacing slots allow straps to be looped through to secure equipment to the shelf.Features:Takes up 2 Units of spaceCompatible with standard 19-inch racksThe vented design promotes air circulationUsed with 2â€Post, 4â€Post Racks, cabinets, and wall racksDimensions: 19inch W x 3.5inch H x 13.7inch DUsable shelf space: 18.6inch W x 13.3inch DMaterial: 18-Gauge SPCC Cold Roll SteelBlack Powder Coating FinishHolds up to 5.5lbs (2.5kg)Package Includes:1 x 2U Vented Rack-Mount Shelf4 x #12-24 Cage Nuts and Screws