This TygerClaw TYDS14023 sit-stand workstation desk mount effortlessly converts your existing workstation into a standing desk, enabling you to achieve long lasting health benefits. Move from sitting to standing in mere seconds with our easy-to-use gas spring arm system. To be more productive, focused and less stressed in this new working style. Features / Specification Detachable VESA Plate Design: enables easy installation Gas Spring: perfectly counterbalances the weight of your monitor 360° Rotary VESA Plate: for more viewing experience Micro Level Adjustment: enables precision alignment of the keyboard configuration Built-In Spring Gauge: for perfect weight adjustment Cable Management: keeps everything organized Folding Keyboard Tray: saves space when not in use Second storage tray for phones, stationary, and other accessories Safety Ledge Stopper: prevents your devices from slipping Two Mounting Options: both desk clamp and grommet are available