Ergotron WorkFit-A, Dual with Worksurface+

Ideal for corner workstations, the WorkFit-A clamps to the rear or side of most surfaces and enables an effortless sit-and-stand work style. Fold the keyboard up and swing the arm out of the way when you need your desk surface. Change from a sitting to a standing position whenever you want. This height-adjustable workstation moves your keyboard and display in one simple motion, making computing comfortable for prolonged periods.