The Advance CM-FT Female Threaded Pipe Coupler is an in-line 1.5" NPT female interface adapter that offers the ability to mate (2) standard 1.5" NPT (schedule 40) male threaded pipe columns or adapters. It offers a finished length of 2"; and provides added safety with set screw locking capability. It's an ideal solution for high-ceiling environments such as television studios, trade show venues, commercial or retail applications.