Topic starter
Has anyone got one lying around they could measure the dia of a 36t ring ?
Posted : 26/06/2010 8:02 am
1/2" pitch so circumference is 18" then basic maths 🙂 ( plus about 5mm to account for the teeth being a little higher than the chain circle.
Posted : 26/06/2010 8:21 am
146mm
Posted : 26/06/2010 9:29 am
Topic starter
Cheers Simon
Posted : 26/06/2010 10:26 am
