The Standard Underdesk Keyboard Drawer frees up desktop space with a heavy-duty plastic underdesk tray that glides out of sight when not in use. This adjustable keyboard drawer features easy-glide tracks and mounting options for four different heights for individualized comfort. Along with its durable metal ball bearing rails and classic black color that complements most office environments, the Standard Underdesk Keyboard Drawer is a cost-effective way to reduce desk clutter and improve productivity.