The HDMNT-100MM is a heavy duty die-cast aluminum mounting bracket that articulates in both the vertical and horizontal plane. It is designed to hold any device that utilizes a 100mm VESA mounting pattern, or a 63.5 mm pattern (typical in RFID antennas.) Appropriate for use with antennas, enclosures, monitors, etc. Mounting kit includes all of the hardware that you will need to mount directly to a wall or to a pole/mast. Particularly appropriate for indoor or outdoor mounting of antennas, enclosures, and LCD computer displays & monitors.

The HDMNT-100MM comes with hardware to accommodate mounting to a pole with diameter of 1-3 inches.  You can also use "hose clamps" or a "worm gear clamps" to attach the mount to a pole or bollard up to 12 inches in diameter.