Back in the aeons of time, you had two choices 53/39 or 52/42. I used to swap out the 42 for a 39 and ran that setup for years. On my winter bike I used to run a 50/39 which gave me the range I wanted.
Nowadays I just run a 50/36.
@andyp started
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Back in the aeons of time, you had two choices 53/39 or 52/42. I used to swap out the 42 for a 39 and ran that setup for years. On my winter bike I used to run a 50/39 which gave me the range I wanted.
Nowadays I just run a 50/36.