Ergotron 45360026 LX Sit-Stand Workstation Mount LCD Arm, Polished Aluminum Attach a smaller monitor for use within a sit-stand workstation or position a large display up to 25 lbs. wherever you want it The LX provides unparalleled range of motion, being able to accommodate a user's sitting or standing posture. Features include 20 inches of vertical adjustment and 62 inches of side-to-side motion 20" height range allows users to move between sitting and standing positions while they interact with the display Extends LCD up to 33"; push your display out of the way when not in use