this 1u rack shelf lets you add 16 in. of flat storage space to any eia-310 compliant server rack or cabinet. ensure your equipment is secure the durable fixed-rack shelf can hold up to 20 kg (44 lbs.) of equipment and is constructed using spcc commercial-grade cold-rolled steel. make the most of your available space the 1u cantilever shelf lets you optimize your working space by giving you the ability to mount equipment to your rack instead of taking up desk or floor space. it s perfect for your soho (small office, home office) environment, server room or any other location with limited space available.he shelf is vented to improve air flow and help lower temperatures in your rack. improve airflow in your cabinet or rack with a vented shelf ensure your equipment or tools are secure with heavy-duty steel construction save space in your office or server room by placing non-rackmount it or av equipment on your rack hassle-free compatibility with eia-310 compliance installs into 1u of rack space eia-310 compliant 16 in. shelf cable management no