WorkFit-TX Sit-Stand desk Load capacity: min. 4.5 kg to max. 18.1 kg Adjustable height: 50.8 cm Height-adjustable drop-down tray places your keyboard at the most comfortable position Offers infinite, click-free height-adjustment points from an easy-to-find handle Gas spring provides quick height adjustment without cranks or motors Moves straight up and down on your tabletop, so it doesn't move into your workspace Ships fully assembled with no special mounting or tool-adjustments required for installation Works with an accessory monitor mount kit