- 20-inch (51 cm) height range allows users to move between sitting and standing positions during data entryN/A- Extends keyboard up to 42" (107 cm); fold the keyboard back out of the way when not in useN/A- Ergonomic back-tilt keyboard tray ensures wrists remain in a neutral position during data entryavoid repetitive-stress injuries while increasing comfort and productivityN/A- Mouse tray slides out to left or right depending on user preferenceN/A- Patented CF motion technology provides premium ease-of-use adjustmentN/A- Cable management feature routes cables under the arm out of the wayN/A- Ideal for space-constrained spacesfolds to within 5.8" (15 cm) of wall in storage positionN/A- Secure installationlocking connections between arm extension and baseN/A- Passes Ergotrons 10000-cycle motion test which ensures a minimum of five years trouble-free height adjustment