Ergotron WorkFit-T, Sit-Stand Desk Converter | White, 35" Wide | for Tabletops CONVERT YOUR EXISTING DESK TO SIT-STAND: No assembly required  slide it out of the box onto a tabletop, and youre ready to work! YOUR COMFORT IS KEY: 20 height settings along a 15" (38 cm) range help pinpoint your perfect sitting and standing heights, so your monitors and keyboard are in your comfort zone  no matter what size you are. **Be sure to account for the height of your existing desk when assessing WorkFit-Ts height range.** BOOST YOUR PRODUCTIVITY: Dont be chained to your chair  you can choose to sit, stand, and give your body the movement it craves while you continue working in perfect ergonomic comfort. STURDY DESIGN THATS BUILT TO LAST: Easily lift your equipment with a light touch  move up to 40 lbs. (18.1 kg) straight up and down thanks to spring-assisted Constant Force technology. Plus, WorkFit desks wont tip and are protected by an industry-leading 5-Year Warranty. HOW DOES WORKFIT-T DIFFER FROM WORKFIT-TL? WorkFit-T is Ergotrons first-generation sit-stand desk for tabletops, giving you the benefits of an ergonomic workstation in a slightly smaller footprint so you can devote more space on your existing desk for other equipment.