I was wondering what's the advantage of upgrading my current 1 piece crank & 34 tooth chain wheel set-up to a 3 piece crank & 25 tooth chain wheel set-up. Thanks!
you also need a 9 tooth driver
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I was wondering what's the advantage of upgrading my current 1 piece crank & 34 tooth chain wheel set-up to a 3 piece crank & 25 tooth chain wheel set-up. Thanks!