QualGear QG-PRO-PM-CA-B Pro-AV Single Joist Ceiling Adapter for 1.5" Npt Threaded Pipe Projector Accessory
QualGear QG-PRO-PM-CA-B single joist ceiling Adapter with cover can mounts to any wood joist, structural wood or structural concrete. This single joist ceiling Adapter is compatible with all standard 1.5" NPT threaded pipes that weights up to 80 lbs and works with QualGear Projector Mounts
Installation manual:
https://drive.google.com/file/d/1WDQ7kL26PZlTsksBCYvX2J84KNoFTp2U/view?usp=drive_link