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Brand- Shimano
Gearbox Alivio RD-M3100 SGS 9v
The ALIVIO M3100 SHIMANO gearbox offers a low-profile design that allows aggressive styling with reduced interruptions, thanks to the SHIMANO SHADOW design.
SPECIFIC:
- Low profile design
- Compatible chain: 9 Speed Chain
- Minimum pinion teeth: 12D
- Maximum pinion teeth: 36D
- Total capacity: 45D
- Cage: SGS Long cage
- Ratios: 9 speeds