General Info
Dura Ace Cassette CS-9000
- HG-EV 11-speed cassette sprocket
- Rider tuned gearing options with 11-speed
- Wider gear combination: 11-28T/12-28T
- Closer gear combination: 11-23T/11-25T/12-25T
- Lightweight
- Lighter than CS-7900 10-speed sprocket (11-25T)
- Weight: 165g (11-23T)
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