What size diameter are the cross braces on the top section of a HDX572 / 589? Anyone replaced these before? If so...what did you use? I know these need to be welded..... Thanks... Rich N7TR ex KI3V, N3AMK, WB3JOV www.n7tr.com <http://www.n7tr.com> Telnet: dxc.n7tr.com N7TR DXCluster