Fully adjustable for optimum viewing control, elevates from 3-½ Inches to 16-½ Inches above the desk Minimum reach of 2½ Inches to a maximum reach of 21-½ Inches, tilts up or down +/- 37° and freely swings left or right (360° rotation capability) Easy to mount clamp attaches to desktop or through grommet hole, mounts to surfaces up to 2½ Inches thick; no tools required Meets VESA mounting standards Holds LCD monitor up to 24 lbs.