Sliding Shelf 100Lbs/45.5Kg Black. Description: Cable Management Accessories, Thermal Management Accessories, Shelving, Mounting Hardware, Keyboards, Keyboard Drawers, And Stabilization Accessories Required For A Complete Enclosure Solution. Features: 4 Post Mounting, Adjustable Mounting Depth, Occupies 1U Of Rack Space, Ventilated Includes: Friction Pads, Installation Guide, Mounting Hardware