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The Shimano Dura-Ace BB-R9100 Bottom Bracket is system engineering at its peak
Fast 3 hour charge via the included AC power charging adapter
It is designed to be highly customizable to suit any terrain or riding style
Fork-only mode for hardtail bikes and customizable Auto Mode to disable “Pedal” or “Lock” positions*
Puncture protection: High – multi-layer Armour Tech™ system
FSA BB-6000, MegaExo Road, BB Shell: 68mm, Steel, 200-1867 clcheck The Shimano Dura-Ace BB-R9100 BottomThe FSA MegaExo bottom bracket features alloy cups, a composite center tube, and durable steel bearings. Designed for English threaded frames, this unit provides a stable interface for 24mm spindles, specifically compatible with pre 2014 Gossamer and Energy cranksets that use pinch bolts. Due to specific manufacturer tolerances, MegaExo bottom brackets are designed solely for FSA cranksets and are not compatible with other brands. This model ensures
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