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Old 11-03-07, 02:03 AM
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mander
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Originally Posted by HappyHumber
I've seen numerous references to people successfully using the 107mm UN53 & UN73 Bottom brackets with their Sugino 75s - but more recently have noted that Shimano no longer makers these and their new equivalent is the UN54.... just wondering if anyone's had the same joy with the new model ?
The taper will be off in either case---75's are ISO taper and shimanos are JIS. I'm sure you can get away with it now as much as you could then---the new uns are just another 107mm jis tapered bb. But it's not recommended and lots of people will tell you not to do it.
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