The Humanscale 4GAD Keyboard Tray Mechanism Arm offers the same functionality of the Humanscale 4G mechanism but with a longer arm that grants an increased range of height adjustment. The extended reach Humanscale 4GAD Keyboard Tray Mechanism Arms provide is ideal for sit to stand desk workstations. Please note this is only the Humanscale 4GAD Keyboard Tray Mechanism Arm only. If you are looking for a full keyboard tray system, you'll need to view our selection of complete Humanscale Keyboard Trays.
You've been a great company to work with. My stand-up desk is wonderful, as is your customer service. I will absolutely visit you again for all of my office furniture needs!
- Brooke Di Giamcomo