Originally Posted by halfspeed
So you'd say a 58cm bike with a 56cm top tube fits the same as a 56 with a 56cm top tube? I sure wouldn't.
If the 56 is measured to the top of the top tube, and the 58 is measured to the top of the seat tube - which is 2cm taller than the top tube - then they very well could fit the same.
Deacon, did you order the frame yet?