If your talking about supporting 20' of pipe above the G-800 without any
other support I think it will destroy the G-800! You must have some lateral
support for that mast clamp.
i just purchased one, but mine is stuck inside the tower, 10 feet from the
top and a lateral bearing.
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Administrative requests: towertalk-REQUEST@contesting.com
Sponsored by Akorn Access, Inc & KM9P