Bicycle Mechanics - quick crank length question

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View Full Version : quick crank length question


Mike45
06-16-06, 11:28 AM
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


Sheldon Brown
06-16-06, 11:44 AM
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

Sheldon "165" Brown

Mike45
06-16-06, 11:50 AM
Thanks! Makes sense