The 9100 DURA-ACE rear derailleur mixes an aerodynamic SHADOW design with increased range options in a lightweight and attractive mechanism aimed at demanding road cyclists. The RD-9150 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting.
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- Ergonomic shift operation without effort.
- SHIMANO synchronized shifting.
- Low profile rear derailleur design.
- SHIMANO SHADOW RD.
- Competition resistance for less damage in the event of a crush.
- Maintains a compact and smooth appearance
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