This ceiling mount uses a TV's natural center of gravity to provide a stable, durable installation.- Great for digital signage applications- Ceiling plate is required and must be ordered separately; vertical extension column may also be required for your installation- Centris Technology provides fingertip tilt for effortless screen adjustment- ClickConnect Technology provides simplified tooless latching with an audible click- Screen can be installed in portrait or landscape orientation ( PAC400 or MAC400 accessory can be used to rotate without removing the screen)- Full line of accessories available to accommodate almost any type of ceiling- Through-pipe cabling can be accomplished with the appropriate accessory (see CMA330 and CMS115)- PAC140 Q-Clamp accessory included