Kensington Adjustable Keyboard Platform with SmartFit System, 21.25w x 10d, Black (60718)

Adjustable keyboard platform feature unique modular platforms that adjust for different sized keyboarding surfaces. Use all three platforms or just one. Includes wrist rest for keyboard. Utilizes easy color-coded window for instant color adjustments. Standard11″ arm for use with straight workstations. Workstation Type: Straight; Sit-to-Stand Option: No; Height (+/- Desktop): +0″ Above to -6″ Below; Keyboard Tray Dimensions (W x D): 21.25″ x 10″ or 30.5″ x 10″.