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• #2
Search for 'transmission database' or:
http://www.londonfgss.com/thread3372.html
Your Sugino GM should fit the same BB as a regular Sug 75. I got mine on a Miche, though it's a cheap BB for a non-cheap crank.
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• #3
Sugino do a 103mm BB, which I needed to get mine running right.
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• #4
I'm using Miche Primato BB with the 107mm axle.
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• #5
The Grand Mighty uses a 109mm spindle length.
as the title says, i dont really know what bb(size/length) i should be buying. thanks.