Peerless-AV Cathedral Ceiling Adapter for Projectors & Flat Panel Displays For Projectors & Flat Panel Displays, Mounts on Angled Ceilings, Fits 1.5"-11.5 NPT Columns (EXT/AEC), Security Screw Locks Extension Column, 150 lb Payload, -5 to 95° Angle...
B&H Photo-Video-Pro Audio