ACS Crossfire External BB Set
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Details
- Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles - BSA 1.37"x24T for 68/73mm shells
- Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles - BSA 1.37"x24T for 68/73mm shells