Up to 21" Screen Support - 80 lb (36287.39 g) Load Capacity - 4.50" (114.30 mm) Height x 20" (508 mm) Width x 14" (355.60 mm) Depth - Desktop - High Performance Steel (HPS) - Black, Silver - For Monitor, Notebook, Desktop - Rubber Feet, Scratch Resistant, Scuff Resistant, Comfortable, Non-skid Feet, Adjustable, Storage Tray