Ergotron WorkFit-A Dual With Worksurface+

Double your view - and move it too! 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. Stay energized, healthy and productive while you compute by changing from a sitting to standing position whenever you want. This height-adjustable workstation moves your keyboard and display in one simple motion, making computing comfortable for prolonged periods.

Manufacturer's 5 year warranty