Originally Posted by
damocles1
If the headtube angles of the two bikes are the same, the steeper (75) seat angle will shorten the top tube by approximately 7-8mm. To get the to fit the same, you have to push your seat back a bit on the rails and/or get a longer stem.
head tubes angles are bot the same. Head tube angle in my current bike is 71.5º. The Break Away has 72.5 in size 50 and 73º in size 52 I would probably choose the 50, because it has a 53 top tube, which fits me better.