Tripp Lite's SmartRack SRSHELF2PDP is a 2U cantilever mount fixed shelf. Cantilever shelf supports monitors and other equipment with a 60lb capacity. Shelf is compatible with 2 or 4 post rack enclosure cabinets. The SRSHELF2PDP is 21 inches in depth but can use two shelves back to back to create a deep fixed shelf in 2POST racks. Required mounting hardware is included.Brand Name: Tripp LiteColor: BlackDepth: 21Form Factor: Rack-mountableHeight: 3.5Material: SteelProduct Family: SmartRackProduct Type: Rack ShelfRack Height: 2UWeight (Approximate): 5 lbWidth: 19BasicBrand Name: Tripp LiteColor: BlackDepth: 21Form Factor: Rack-mountableHeight: 3.5Material: SteelProduct Family: SmartRackProduct Type: Rack ShelfRack Height: 2UWeight (Approximate): 5 lbWidth: 19General InformationBrand Name: Tripp LiteManufacturer: Tripp LiteManufacturer Part Number: SRSHELF2PDPPackage Contents: 2U Cantilever Fixed Shelf (60 lb / 27 kg capacity; 21 in. / 533.4 mm depth.)Shelf and mounting hardwareProduct Line: SmartRackProduct Model: SRSHELF2PDPProduct Name: 2U Cantilever Fixed Shelf (60 lb / 27 kg capacity; 21 in. / 533.4 mm depth.)Product Type: Rack ShelfMiscellaneousEnvironmental Certification: RoHSEnvironmentally Friendly: YesForm Factor: Rack-mountableGreen Compliance Certificate/Authority: RoHSGreen Compliant: YesPackage Contents: 2U Cantilever Fixed Shelf (60 lb / 27 kg capacity; 21 in. / 533.4 mm depth.)Shelf and mounting hardwarePhysical CharacteristicsColor: BlackDepth: 21Form Factor: Rack-mountableHeight: 3.5Material: SteelMaximum Weight Capacity: 60 lbRack Height: 2UWeight (Approximate): 5 lbWidth: 19Product InformationForm Factor: Rack-moun