VIVO Single Monitor Desk Mount, Extra Tall Fully Adjustable Stand for 1 LCD Screen up to 32 inches, Ultra Wide Screens up to 38 inches, 22 lbs Capacity, STAND-V001TCompatibility Single monitor mount fitting most screens 13 to 32 in size and up to 22 lbs in weight with 75x75mm or 100x100mm backside mounting holes. Also fits ultrawide monitors up to 38" if under 22 lbs. Mounts to desks up to 3. 25" thick with heavy duty C clamp or 3" thick with optional grommet mount. Extra Tall Pole The 31 center pole allows you to adjust the monitor to the ideal height for sitting or standing at your desk. Full Articulation