Works with screens 17 19 20 21 22 23 24 25 26 27 inches in size, with a maximum support weight of 22 pounds each, using the 75x75mm or 100x100mm VESA square bolt hole pattern found on the back of the monitors. FULLY ADJUSTABLE: The double monitor mount arms can tilt up and down 90 degrees, swivel left and right 180 degrees, raise and lower 17\" inches, and each screen can be rotated and placed in portrait or landscape orientation independent of one another. EASY INSTALLATION: 2 monitor stand comes with all mounting hardware, tools, and instructions necessary for assembly. The detachable VESA plates make mounting a breeze and can be adjusted up to 1" to perfectly align the height of monitors. See instructional video for additional tips on functionality and assembly. Adjustable:- Yes