Its a bit weird because the bb shell is 68mm and the threads are british.
that's correct, BSA is 68mm and ITA is 70mm iirc
Oops, meant to sale shell is 68mm and threads are Italian. From what I've read, the threads could of been be tapped to Italian for some reason
someone might have gone a bit ham with the facing tool taking 2mms off
@haveo started
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that's correct, BSA is 68mm and ITA is 70mm iirc