Suitable for use with 24mm Shimano type cranks BB30 or PF30 frames.
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24mm ID bearings
- Suitable for BB30 (42mm ID), PF30 (46mm ID) BMX frames (68mm Road)**
Includes sleeve for PF30 frames**
- Cartridge Steel ABEC 5 rating
- Chromium steel bearings design
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Weight 130g
*Please note that these are NOT compatible with Box One M35, BOX Vector One cranksets