This product is either discontinued or we cannot get that from suppliers.
BRATECK Anti-theft Projector Brackets PRB-11S, nti-theft aluminum projector Mount, Steel and Aluminum Material, Sand-blasted Aluminum Anodic Oxidation, Matte Black, 360° Rotary VESA Plate, Ceiling Mounted Installation, Anti-Theft Locking Hole
The PRB-11 is anti-theft aluminum projector mounts for projectors up to 20kgs/44Ibs. It offers 360° rotate and 10° tilt for multi-angle viewing. Theft resistant design is useful for commercial customers.