Compatibility: ErgoFocus triple monitor mount is designed for 3 most 13 to 32 flat screen and curved computer, hold up to 17.6 lbs, compatible with VESA standard 75x75mm and 100x100mm Extra Tall Height Adjustment: Reach a height of 31.7", the extra tall pole is more practical for many situation.The viewing height can be adjusted flexibly. Elevate the monitor up to eye level for a comfortable, ergonomic viewing experience. Choose sitting or standing position your want Multiple Adjustment: Triple monitor stand features +90° to -90° tilt, 180° swivel, 360°rotation.This full range motion monitor desk mount can be positioned or stacked in many different ways Desk Space Saver: Vertical monitor desk mount elevates your monitors up without taking up your valuable desk space, fits most of desk thickness of 0.39"-3.45"(C-clamp option) or 0.39-2.76", and hole diameter of 0.39-2.36"(Grommet option). Integrated cable management to keep cables tucked in arm neatly E