The Workrite Ergonomics 2112-22 Advantage-Dual Adjustable Keyboard System is a model UB-2110D-25 platform with pinnacle 2 value arm. The platform is an ultra-thin platform, which includes the optimizer with built-in document holder and integrated cord management. It also has dual swivel-out mouse platforms that neatly store under keyboard when not in use. The dual swivel-out action will allow the user to use the mouse on both the left or right sides and each platfrom slides to adjust to mouse-forwards position for an improved comfort. The mouse platform also feature a mouse-trap to keep mouse in place. The 2112-22 board is only available in black and comes with removable leatheRite™ palm support. The Pinnacle 2 value arm allows for maximum knee clearance and is on a nylon glide track. This arm has a 360° swivel-easy positioning and storage with a tilt range of -15° to 10°.