Monitor arm provides 7 1/2" of height adjustability on pole and extends 19 1/2" from the base. Monitor can rotate from landscape to portrait, tilt forward and back and move front to back for optimal viewing. Clamp and grommet mount hardware fits desks up to 2.36" thick. Weight capacity of 30 lbs., and monitor size ≤27", VESA MIS-D Compliant.