Chief RPAU Universal Projector Mount with Easy Adjustments - Black - Conference Room AV
Chief RPA Elite Universal Projector Mount with Keyed Locking
Chief Universal Projector Mount Kit - Black - KITPS006 - Projector Accessories - CDW.com
Chief RPAUW Inverted LCD/DLP Projector Ceiling Mount (White)
Chief KITMA0305 Chief Projector Ceiling Mount Kit with Universal Mount, 3-5' Adjustable Extension Column, and Angled Ceiling Plate (Black) - Pro AV Warehouse
Chief RSM Series Mini RPA Elite Projector Mount, Keyed Locking
Chief RPA Series Inverted LCD DLP Projector Ceiling Mounts Black RPA