3M Mechanically Adjustable Monitor Arm (MA100MB) Desk Mount, Mechanical Adjust, Black, 14.0 inches x 18.0 inches x 5.0 inches For monitors up to 18 lbs. Fits both 75 mm x 75 mm and 100 mm x 100 mm VESA-D monitor bolt hole patterns. Highly adjustable arm moves up, down, forward and back. Height adjusts up and down through an 8" range at 6 fixed positions. Swivels 180, tilts forward and back 180, rotates to hold monitor in portrait or landscape position. Clamp and grommet mounting options included. Cable management system keeps cords organized. 3 year warranty.