Workrite 3170-17TGB Pinnacle 2 Adjustable Keyboard Arm for Banana-Boards Workrite 3170-17TGB Keyboard arm offers smoothness and adjustability for maximum comfort The Workrite 3170-17TGB features: - Adjusts from flush to 6" below - Tilt range from -15 to +10 degrees - 360 swivel for positioning and storage - Independent height and angle controls - Ball bearing track is 5.75" wide - 17" track has 8.25" of platform storage.