Chief CMA-640 Finishing Ring (Black)

Overview

The Chief CMA640B is a finishing ring designed to conceal the rough openings created when CMS or CPA extension columns pass through suspended ceiling tiles. With an inner diameter of 1.9 inches, it fits precisely around common column systems, providing a clean and professional appearance. Its hinged design allows for easy installation on both new and existing columns without the need to remove mounted equipment, making it a practical solution for maintaining a polished ceiling line in various environments.

Key features

• Hinged body enables installation around existing columns without dismounting equipment, simplifying retrofit and new installations.
• Black finish blends seamlessly with most ceiling grids and mounting hardware, ensuring a cohesive and unobtrusive look.
• Durable construction withstands repeated adjustments, supporting long-term use in commercial and residential settings.
• Specifically sized with a 1.9-inch inner diameter to fit Chief’s CMS and CPA extension columns accurately.
• Purely decorative design that does not add weight or affect load calculations, focusing solely on aesthetic enhancement.

Key specs

• Inner diameter: 1.9 inches
• Finish: Black
• Compatibility: Fits CMS and CPA extension columns
• Design: Hinged for easy installation and adjustment
• Application: Suitable for suspended ceilings in commercial and residential environments

Installation and setup

The hinged design of the CMA640B finishing ring allows installers to position it either before or after the column is in place. This flexibility means you can wrap the ring around an existing column without removing the mount, saving time and effort during upgrades or retrofits. Its durable build ensures it holds up well through multiple adjustments, making it a reliable choice for ongoing maintenance and changes.

Ideal uses and environments

This finishing ring works well in conference rooms, classrooms, retail spaces, and residential theaters where suspended ceilings are common. It is a strong choice for professionals looking to maintain a tidy and distraction-free ceiling line while upgrading or installing projector mounts and display systems. The black finish complements typical ceiling grids, helping the installation blend naturally into the room’s design.