The AK-1PT is an easy to use adaptor that converts VMP mounts to use 1.5" NPT pipe for longer installation ceiling drops. The unit works like the AK-1, but incorporates a cable pass through.
Adaptor kit for PM Series, LCD-1CB and LCD-2537CB to be used with standard 1.5" NPT pipe
Cable pass-through allows cables to be threaded through the center of the masting