Gusset Gusset EXT24 BB 24mm External
This is a Lightweight, CNC bottom bracket is a great replacement for your external 24mm axle type chain sets. 68mm/73mm BB shell (BSA)Forged, CNC CupsFits Most 24 Cranksets (Shimano/ Raceface types)High quality sealed bearingsLightweight plastic central di
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Category: Bottom Brackets
This is a Lightweight, CNC bottom bracket is a great replacement for your external 24mm axle type chain sets. 68mm/73mm BB shell (BSA)Forged, CNC CupsFits Most 24 Cranksets (Shimano/ Raceface types)High quality sealed bearingsLightweight plastic central dirt seal.Black anodised
![BBB BottomThread BSA Bottom Bracket [BBO-39]](https://www.brakeflow.com/wp-content/uploads/2025/10/1759632400/bbb-bottomthread-bsa-bottom-bracket-bbo-39-1759632403.webp)
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