Thread: Bottom bracket options
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Old 02-23-21 | 05:59 PM
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Bill Kapaun
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From: Mid Willamette Valley, Orygun

Bikes: 87 RockHopper,2008 Specialized Globe. Both upgraded to 9 speeds. 2019 Giant Explore E+3

IF the cranks are off, you can measure the difference between the offsets for a guide.
Here's a chart from-
https://www.sheldonbrown.com/bbsize.html

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