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  • mark_s replied to the topic 11/23 vs 12/25 in the forum General Discussion 12 years ago

    Alternatiev approach : I have (had) a 34/50 Compact crank & the step difference was just too great – so ditched the 34 and replaced it with a TA 39 chainring combined with a 12/25 cassette & have never looked […]

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