Chain and sprockets have to work in perfect harmony: this is why the profile of the Ultra-Drive teeth is optimised. The result is perfect synchronisation, action and rapid shifting.**Technical Specifications:*** steel* Ultra-Drive* single sprockets* galvan
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Chain and sprockets have to work in perfect harmony: this is why the profile of the Ultra-Drive teeth is optimised. The result is perfect synchronisation, action and rapid shifting
.**Technical Specifications:**
* steel
* Ultra-Drive
* single sprockets
* galvanized
* supplied with lockring
* Weight: 258g
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