Product details:

The Kensington 60067 Underdesk Adjustable Keyboard Platform fits any sized desk space with adjustable platforms. You can attach the unique modular platforms to the arm as needed to create different sized keyboarding surfaces. The modular platforms can be used to create a larger area to use your mouse or you can simply remove one to create space for smaller desks or the keyboard. The underboard keyboard tray offers a low profile moving arm that allows easy height adjustment up to 6 inches for different sized keyboards. They also offer 15 tilt (+/-) and can be rotated a full 360. The keyboard drawer also comes with a keyboard wrist rest as well as a mouse pad for your convenience. These keyboard trays have been designed for use in standard workstations.