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A universal mounting solution for most common ceiling structure installations, the UL-listed Chief CMA100 column tube and ceiling plate lets you easily achieve the desired drop distance. Designed for attachment to the Chief ceiling mounts, the CMA100 provides vertical adjustments in 3/4" increments when the column tube is telescoped over the ceiling plate tube and bolted through at the desired height.
Provides a 24-1/4 to 46" extension in 3/4" increments
Provides unmatched rigidity with supplied 4 set screws