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  • Road chainsets, rings and 130mm BCD . Tiagra 9 speed triple to be specific.
  • neilsonwheels
    Free Member

    I have a tiagra 9 speed triple on the winter steel and the outer ring shot. The BCD is 130 and the current ring is a 50 tooth. I am right in thinking that a 52 or a 53 tooth with the same BCD will work ok.?

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