Machined aluminum bearing cups thread in to a standard BSA frame.
- Allows for the use of 30mm spindle crankset
- Enduro ABEC-3 sealed bearings are replaceable
- Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races
- Made in the USA
- For use with 30mm diameter cranks with a spindle length of at least 104mm when used in a 68mm wide BB shell
- Will not work with standard BB30 cranksets, please measure your BB30 crank spindle length
- Machined aluminum bearing cups thread in to a standard BSA frame.
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