The Workrite Ergonomics 2128-17 Banana-Board Adjustable Keyboard w/o Mouse Palm Support is a model UB-2180S-25 platform and Pinnacle 2 arm to provide the ultimate comfort and style adjustable keyboard system. The platform has a built-in document holder and cord management for mouse. It also has a mouse platform that easily slides side to side to accommodate left or right-handed mousing and features a mouse-forward design for improved comfort. It also features a mouse-trap that keeps the mouse in place. The 2128-17's pinnacle 2 arm has a low-profile ball bearing track and provides maximum knee clearance under the worksurface. The arm also has a tilt range of -15° to 10° with 360° swivel-easy positioning and storage. The height range is adjustable from flush to 6" below the surface.