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The Chief CMA-152 NPT Coupler with Cable Access Feature is a threaded pipe connector used to join two separate 1.5" columns, such as Chief's CMA series extension columns. The ceiling mount accessory conforms to National Pipe Thread standards, making it compatible with other manufacturers 1.5" pipe columns.
The coupler includes a 1.5" x 1.8" (3.8 x 4.4 cm) hole allowing easy cable access.
The CMA-152 fits all 1.5" National Pipe Thread columns.
Stable and Secure
The threaded pipe accessory includes two set screws for added protection against disassembly.