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| Pulleys eat watts, that is fact. They don't eat a huge amount of watts like wheels or BBs but they still slow you down. By using the F1 Ceramic Pulley, you can keep the watt eating to a minimum! |
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Features
- 11t F1 Ceramic Pulley Set
- Compatible with:
- -Shimano 10 Speed
- -SRAM Road 10 Speed
- Premium F1 Ceramic Bearings
- A great upgrade to achieve every last bit of speed possible!
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