Post Mounted Steel Projector mount will provide excellent ventilation while preventing theft of your digital projector. Projector is exposed on this unit for easy adjustment and full button access, but all mounting hardware remains locked and hidden for security. Used for theft protection of the projectors on ceiling post mounts at colleges, universities, school & public gymnasiums, hotel training rooms, conference rooms, and churches. Black Only, includes security mounting hardware, 1.5" post mount and heavy duty discus type lock. Size 18"Wx14"Dx2"H Post mount allows pitch, roll and yaw adjustments. (Does not include the ceiling mounting hardware, use existing hardware or supply your own)