The AMR4SU is a stand with an adjustable height that supports up to 4 LCD monitors. The sturdy construction of this mount support offers a great number of advantages for those wanting to create a more ergonomic and functional workspace. SEE MORE and DO MORE with features like: 90 Degree Monitor Rotation Height Adjustment Cable Management Arm Angle Adjustment IntelliTorque Hinge System Aluminum Alloy Structure Easy Installation and VESA Mounting. Our LCD/LED monitor stand is an advanced display system providing increased efficiency and productivity through the use of our IntelliTorqueHinge System which allows for display rotation swivel and tilt functions. In addition to these features the device is also compatible with VESA 100100/75X75 and suitable for monitor sizes 15 to 24.