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The black CMS261B Column Cut-Off Adapter from Chief is a bolt-on coupler that adds 1.5" NPT threads to a Chief extension column, for installing projectors from a ceiling. In addition to providing the NPT threads, the adapter also adds 2" in height to the column. Screws and bolts are included with the CMS261 for proper and safe installation.
2" (51 mm) height added to installation
Set screws and bolts included for security and stability
Bolt-on coupler to add 1.5" NPT threads to a Chief extension column that has been cut to a shorter length