use this, http://www.bikecalc.com/gear_inches
there are a couple of apps you can use as well
for town riding, you should be aiming for mid 60's to early 70's depending on how strong you are..
@cornelius_blackfoot started
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use this,
http://www.bikecalc.com/gear_inches
there are a couple of apps you can use as well
for town riding, you should be aiming for mid 60's to early 70's depending on how strong you are..