Kensington SmartFit, Black, 58 cm, 15.9 kg, 2.3 kg, 13.6 kg, 900 mmFully Assembled Simply remove the desk from the box and place it on your standard work surface to begin enjoying the benefits of being able to sit or stand while you work. Professional Two-Tier Structure Increase your productivity and comfort with the wide 35.4in (900mm) desk surface that provides plenty of room for a single or dual monitor setup, documents and other desktop accessories, an integrated deck for the keyboard & mouse, and ergonomically-designed beveled edges to help reduce contact stress. SmartFit System Developed using U.S. Army research that found a direct correlation between the size of hand and body measurements, the SmartFit System demystifies ergonomics and gives you the confidence that you are using the desk in the correct position to help prevent injury and increase comfort. Pneumatic Lift with Tension Adjustment System Within seconds you can easily transition up to 35lbs of weight between sitting and standing positions with a light squeeze of the spring paddle. The gas-spring makes the transitions smooth and effortless. Space-Saving Design Fitting on a desk area as shallow as 21in (533mm), and great for cubicles and corner workspaces, the desk moves straight up and down within its own footprint “ never protruding beyond the desktop surface. 22.8in (580mm) Height Extension Providing an excellent range for people of all heights, the desk raises up to 22.8in (580mm) to accommodate taller individuals (>6ft) with the right height for proper use. 35lb (15.9kg) Weight Capacity Supporting the weight of most dual monitor setups with added peripherals, such as docking stations and storage drives, the main desk surface holds up to 30lbs (13.6kg), and the integrated keyboard & mouse deck supports an additional 5lbs (2.3kg). Cable Management System Simply route the monitor and accessory cords through the provided cable hooks to keep your desk tidy and uncluttered.