The Rapid Manual Desk Riser features:

•  Large Keyboard Tray and Wide Work Surface
•  Gas Spring Offers Smooth and Even Height Adjustment
•  15 Height Adjustment Levels
•  Sits on Existing Workstation
•  Control Levers on Either Side
•  Includes Cable Tie

Dimensions:

Small: 680W x 590D x 150-500H mm

Large: 890W x 590D x 150-500H mm