It depends a bit on your frame, as the distance between rear hub and bb also plays a role. However, I switched from 50/34 to 52/36 and calculated that the chain should be half a link longer, so just left it as it was. Haven’t had any problems.
It depends a bit on your frame, as the distance between rear hub and bb also plays a role. However, I switched from 50/34 to 52/36 and calculated that the chain should be half a link longer, so just left it as it was. Haven’t had any problems.