Ergotron WorkFit-C Single LD Sit-Stand Workstation (24-215-085) On-demand sit-stand workstation-improve your energy and productivity by standing or sitting as you work, and then switch positions whenever you choose. This work style encourages healthy movement throughout the day Easily and simultaneously lift keyboard and LCD screen to proper height for unsurpassed ergonomic comfort Patented Constant Force lift technology provides fluid, one-touch adjustments of the keyboard and monitor positions for personalized computing Weight Capacity: Maximum load on height-adjustment assembly = 24.9 lbs. (11.3 kg). Includes weight of display and keyboard in addition to contents on Work surface and in Cable Storage Box. LCD pivot capacity = 616 lbs. (2.77.3 kg) Lift Range: LCD/keyboard/work surface adjust 20" (51 cm) in tandem; LCD adjusts 5" (13 cm) independently; maximum LCD height adjustment = 25" (63 cm) Mounting Standards: VESA FDMI MIS-D, 100/75, C (hole pattern: 100 x 100 mm & 75 x 75 mm)