Waterloo Storable Keyboard Arm Black Load: 100 lbs, Slide travel: 12", Tray adjusts: 6", Tray rotates: 360 Degrees Tray tilts: 25 Degrees (15 forward 10 back), Install length: 17" Storable slide action, Friction hold-out, Knob adjustment Make your own Tray, or search: Waterloo Basic Keyboard Tray Or: Waterloo Basic Keyboard With Mouse Tray Black