Thread: finally bought my eai bareknuckle
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Old 08-09-21, 10:58 AM
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sebasbike
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Originally Posted by IAmSam
Once upon a time - before Sugino began making a sealed bottom bracket for the 75 and wanting to steer customers to it announced that the 75's taper is proprietary, not ISO...the sealed Protype was the BB of choice here if you didn't want loose balls


https://www.benscycle.com/protype-ca...liRqZHs087NGJY

https://www.suginoltd.co.jp/us/info/20160206001.html

Have any-experience with the prototype? as far as ive read, everyone tells me to just get a sugino 75bb to not damage my cranks,
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