Multiple Adjustment: The high-grade arms extend and retract, +/-90° tilt and swivel to change reading angles, and 360° rotate from landscape to portrait mode. Double Benefits: Monitor arm is easily adjustable on the 31.5” height pole. Double efficiency and productivity by opening up desk space allow working in a more comfortable, ergonomically correct position to reduce neck and eye strain. Package Includes: 1 x WALI Extra Tall Single Monitor Mount (Black), 1 x Mounting Hardware Kit, 1 x User Manual, experienced and friendly US based customer support available to assist 7 days a week. Application: Fits most flat panel monitor up to 32” and supports weight up to 22lbs. Mount plates detachable and height adjustable for mounting holes 75x75mm and 100x100mm. Multiple Options: Two-stage locking system C-Clamp and 3.5” diameter Grommet-Base, both systems applied to 3” thick desk.