Get the combination of value and versatility in this LCD desk mount solution. Extend and retract your LCD, tilt it up and down, and rotate the screen from landscape to portrait. Install the arm at any point on the vertical pole-9 1/2" variable height adjustment-placing the screen at the right height for you. Features 3-point telescoping motion. Easily position your LCD for the ideal viewing angle and viewing distance. Compact design frees up desktop space. Extends LCD out up to 22"; push your display out of the way when not in use. Easy installation and flexibility-install either two or one of the extension arms or just the LCD pivot. Cable management feature routes cables under the arm, out of the way. Provides premium long-life LCD adjustment while maintaining touch-screen stability. Allows LCD to be rotated for portrait/landscape viewing. Lock-out feature can be used to prevent portrait-to-landscape rotation. Desk clamp attaches to surface edge 1/2" to 1 7/8" thick; grommet mount attaches through surface holes 5/16" to 2" wide and up to 2 1/2" thick.