I am aware that I can drop the ratio down, it's more a case of whether buying a new chainring for £50/whatever they cost these days is worth it in terms of training benefits from running a mid 60's GI.
@Dammit started
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I am aware that I can drop the ratio down, it's more a case of whether buying a new chainring for £50/whatever they cost these days is worth it in terms of training benefits from running a mid 60's GI.