Arrowmounts AM-DESK100 Single Monitor Counterbalace Deskmount 13-27 Inches Desk mount bracket for 13"-27" LCD monitors and TVs Tilt: -15 Degree (down) ~ +15 Degree (up). Swivel: 180 Degree Rotation: 360 Degree . VESA:75x75,100x100 Arm length 20" (500mm). Aluminum arm Height: 12.5" (320mm) . Clamp mount for edge or grommet installation