This bracket is designed for standard VESA compliant mount 3" x 3" (75 mm x 75 mm) or 4" x 4" (100mm x 100mm). The bracket can handle monitors up to 25 lbs. The Z-arm is built with five knuckles for adjusting. They swivel left and right with a total 180°. The monitor will swivel 270°. The monitor will also pivot upwards & downwards. The Z-arm is mounted on an 18" pole which can be adjusted in height to accommodate the user. The Z-series clamp can also be wall-mounted. When the Z-arm is fully extended for the focal length the full reach becomes 16". Limited five year warranty except for electronics and motors which are covered for one year as are Lights and illuminators.