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bottom bracket question

Are most external bb's universal? I'm using a miche chainset which is fine (I changed the chainrings to 52/38 for racing). However the bb is knackered, and I'd like it sorted before I take the good bike out in anger again. I've seen dura-ace bb's for a decent price, but am not sure about the compatibility. Help please

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5 comments

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MKultra | 10 years ago
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I wouldnt know. I am a luddite who refuses to abandon square taper.

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s_lim | 10 years ago
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Brilliant, cheers folks

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EddsBikes | 10 years ago
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Pretty Sure Miche Cranks use a 24mm Spindle and are compatible with Shimano Hollowtech II BBs

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Jack Osbourne snr | 10 years ago
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Not EVERY external BB system is cross compatible eg.Campag is Campag specific.

However... Everything else I've encountered is Hollowtech 2 compatible, so you're in luck.

(unless someone can Google me wrong  4 )

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joemmo replied to Jack Osbourne snr | 10 years ago
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Jack Osbourne snr wrote:

Not EVERY external BB system is cross compatible eg.Campag is Campag specific.

However... Everything else I've encountered is Hollowtech 2 compatible, so you're in luck.

(unless someone can Google me wrong  4 )

Not quite, SRAM have a 24/22mm axle so they use their own bb standard, just to be awkward.

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