As a side note, I've found that in order to pedal circles one's seat height must be spot on. Too, high and your hips rock too much. Too low and you don't get the full use of muscles that make turning circles easier.
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A conclusion is the place where you got tired of thinking. - S. Wright
Favorite rides in the stable: Indy Fab CJ Ti - Colnago MXL - S-Works Roubaix - Habanero Team Issue - Jamis Eclipse carbon/831