Rhisiart Gwilym wrote: > Siwmae Jurgen, > >> Very low BB height might cause your pedals hit the >> ground when cornering. Also it is less efficient >> if you prefer the sportive riding. >> >> Very high BB seems to increase wheel flop and pedal >> induced steering. Als it might be annoying having >> the feet in the view. >> >> Take 20 cm and it will be fine. > > > This recent comment that you put on the list provokes another question > from me: When you say less efficient, do you mean less so > aerodynamically, or ergonomically? FYI: there has been documented measurements related to this. Check out this pdf: http://www.ligfiets.net/redactie/meetligfietsengels.pdf Dirk ============================================================ This is the Python Mailinglist //www.freelists.org/list/python Listmaster: Jürgen Mages jmages@xxxxxx To unsubscribe send an empty mail to python-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field. ============================================================