I have just completed installing an AB-577 mast. I was just wondering if anyone has any comments or suggestions about it. I found it to work fairly well. 73 and thanks, Jack, W3TMZ/4 -- FAQ on WWW: http://www.contesting.com/FAQ/towertalk Submissions: towertalk@contesting.com Administrative requests: towertalk-REQUEST@contesting.com Problems: owner-towertalk@contesting.com