Atlas Sound 81-8S 8" Square Hole T-Bar Bridge is designed to mount 8" loudspeakers its square cut-out has a multi-position hole pattern to accommodate an extensive variety of round and square baffles including torsion spring and screw mount models.
Adaptability of the 81-8S also makes it ideal as a stocking item. Locating Tabs Secure the Enclosure to Tile Bridge for Easy In-Ceiling Installation of Speakers and Grilles.And to ensure life long service, a rust-resistant 24-Gauge Electrogalvanized Steel Construction is made.
To evenly distribute the load from the ceiling, It is made to have a Load-Bearing Bridges.