Startech 1U Server Rack Cabinet Shelf Fixed 20\"" Deep Cantilever Rackmount Tray f\n\nStarTech 1U Server Rack Cabinet Shelf - Fixed 20\"" Deep Cantilever Rackmount Tray for 19\"" Data/AV/Network Enclosure w/cage nuts, screws - 1U 19in server rack cabinet shelf 20in deep - EIA/ECA-310 Cantilever tray w/universal fit in Data/Network enclosures w/cage nuts & screws for mounting - Easy to install, durable design w/ SPCC commercial cold-rolled steel 55lb weight cap.\nThe SHELF-1U-20-FIXED-S lets you add a 1U 20 inches (50.8 cm) deep shelf to any EIA-310 compliant 19-inch rack or cabinet.\nQuality construction The fixed-rack shelf can hold up to 55 lbs (25 kg) of equipment and is constructed using 2.0 mm SPCC commercial-grade cold-rolled steel for long-term durability and sturdiness. Accommodate your accessories or non-mountable devices for ease of access or connectivity to your equipment.\nTwo installation options You can install the 1U rack shelf using one of two different orientation;