Vertical Dual Monitor Stand: MU3004 is designed for 2 stacked monitors, holding two Max 32 inch monitors on the bottom and top. The dual monitor stand vertical fits most flat or curved 13,19,21.5,22,23,24,27,29,32 computer screens, holds up to 17.6lbs per monitor, compatible with VESA pattern 75x75mm/100x100mm. Multi-Function Adjustable: This vertical dual monitor mount offers a screen tilt up and down ±30°, left and right ±90° swivel, 360° rotation, and easy height adjustment along with the 31.7 inch center pole for better viewing. The monitor can be placed in portrait or landscape orientation. Easy Installation: The detachable VESA plate makes it simple to attach your monitor. The stacked monitor mount supports c-clamp (drill-free) and grommet (optional) installation. Suitable for most tables with a thickness of 0.39"-3.15" or a hole diameter of 0.39"-3". Sturdy Construction: Heavy-duty monitor desk mounts made from cold-rolled steel securely hold the monitor s