3M Easy-Adjust Dual Monitor Arm (MA220MB) 3M Dual Monitor Arm, Desk Mount, MA220MB, 16.6 in x 18.1 in x 6.0 in, Easy Adjust, Black Arms move up, down, forward and back with just a touch. Height easily adjusts up and down through a 13" range. Swivels 180 and tilts forward and back 80 for optimal ergonomic positioning. Flexible design includes clamp or grommet mount systems. For monitors up to 20 lbs. Fits both 75 mm x 75 mm and 100 mm x 100 mm VESA-D monitor bolt hole patterns. Cable management system keeps cords organized. 5 year warranty. 3M(TM) Dual Monitor Arm, Desk Mount, MA220MB, 16.6 in x 18.1 in x 6.0 in, Easy Adjust, Black Flexible design includes clamp or grommet mount systems. For monitors up to 20 lbs. Fits both 75 mm x 75 mm and 100 mm x 100 mm VESA-D monitor bolt hole patterns. Cable management system keeps cords organized. 5 year warranty. Arms move up, down, forward and back with just a touch. Height easily adjusts up and down through a 13" range. Swivels 180 and tilts forward and back 80 for optimal ergonomic positioning. Swivels 180 and tilts forward and back 80 for optimal ergonomic positioning.