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  1. #1
    Senior Member
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    quick crank length question

    When a crank arm is listed at (say) 170, what distance is being measured? i.e. center to center (pedal hole to BB center)

    Thanks,
    Mike

  2. #2
    Gone, but not forgotten Sheldon Brown's Avatar
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    Quote Originally Posted by Mike45
    When a crank arm is listed at (say) 170, what distance is being measured? i.e. center to center (pedal hole to BB center)
    Bingo. When you think about it, no other dimension would be of any practical use.

    See: http://sheldonbrown.com/cranks

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  3. #3
    Senior Member
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    Thanks! Makes sense

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