Shimano Dura-Ace RD-R9100 Rear Derailleur
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- Color:Â Black
- Largest Cog:Â 30
- Rear Derailleur Mount Type:Â 10x1 Standard , Shimano Rear Direct Mount
- Chain Wrap Capacity (teeth):Â 35
- Cage Length:Â Short
- Rear Der/Shifter Compatibility:Â Shimano Road
- Drivetrain Speeds:Â 11