Well this old thread came back and I will now report that the Civia rack is doing yeomans duty. Plenty sturdy for my use I could recommend at least for regular commuting.
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(Life is too short to play crappy guitars) 2006 Raleigh Cadent 3.0, 1977 Schwinn Volare, 2010 Windsor tourist. ( I didn't fall , I attacked the floor)