The SRWO8U22 Smart Rack 8U/12U/22U Expandable Flat-Pack Low-Profile Switch-Depth Wall-Mount 2-Post Open-Frame Rack stores & organizes EIA-standard 19-inch rack equipment compatible with 2-post mounting in network wiring closets, back offices & other secure IT areas with limited floor space where a locked enclosure is not required. Mounted to the wall or resting on the floor, this rack offers fast, easy access to network components & cabling. Constructed from heavy-duty steel with a durable black powder-coated finish, the rack has a maximum load capacity of 150 pounds. The expandable design means that you can assemble the rack in an 8U, 12U or 22U configuration to meet your current needs, while leaving rack space in reserve for future expansion. The rack is simple to assemble & mount to the wall. Threaded 12-24 mounting holes & numbered rack spaces make equipment installation easy. The vertical mounting rails accommodate equipment up to 18 inches deep, such as network switches & patch panels. Assembly & equipment-mounting hardware is included.