SmartRack® SRSHELF4PKYBD is a sliding keyboard shelf designed for all standard 17-inch keyboards. The SRSHELF4PKYBD is an extendable shelf to allow quick access to the keyboard or for storage when not in use. It is designed for 4-post rack-mounting and has a 25-pound (11.3-kilogram) weight capacity. Required mounting hardware is included. * Sliding Keyboard Shelf * Designed for 4 post rack mounting * Designed for all standard 17 inch keyboards. * Extendible shelf to allow quick access to keyboard or for storage when not in use. * Cold rolled steel with black finish * Required mounting hardware included