> How can lowering a BB have effect on the force of self centering? This I > do not understand. I think feet effect on steering is bigger, when bb is high. When pedal, knees move little bit side to side and turn bike. If bb is lower, efect is smaller because knees is lower and bike goes straighter. Jukka ................................................................... Luukku Plus paketilla pääset eroon tila- ja turvallisuusongelmista. Hanki Luukku Plus ja helpotat elämääsi. http://www.mtv3.fi/luukku ============================================================ 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. ============================================================