- CrMo derailleur pulleys.
- Narrow Wide tooth profiling ensures ultimate chain retention.
- Composite material provided by EMS Swiss, with 40% glass-fibre mixture.
- Sealed bearings.
Description
- CrMo derailleur pulleys.
- Narrow Wide tooth profiling ensures ultimate chain retention.
- Composite material provided by EMS Swiss, with 40% glass-fibre mixture.
- Sealed bearings.
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