2U VENTED RACK SHELF SECURES NON-RACK EQUIPMENT IN YOUR DATA CENTER: This SmartRack center-mount shelf supports monitors, wireless access points, tower units and other IT equipment not typically stored in a rack. Made from heavy-duty cold-rolled steel with a durable black powder-coated finish, the SRSHELF2PCENTER has a maximum load capacity of 100 pounds (45 kilograms). It mounts easily into 2U of space in a standard 3-inch-deep 2-post open frame rack using the included hardware. MAXIMIZES RACK SPACE AND SAVES DESK OR FLOOR SPACE IN A BUSY OFFICE: The steel shelf is 21.5 inches (55 centimeters) deep for organizing network and other non-rack equipment in your small office or server room. The vented surface allows generous airflow to keep your equipment cool and functioning at its peak.