Cycling Ceramic showed us a new set of completely made-in-France carbon and aluminum Oversized Derailleur Pulley System that they have been working on to shave even more Watts off your bike. The lightweight carbon replacement cage houses a pair of machined aluminum 16 tooth derailleur pulleys that spin on ceramic bearings to drop 2-3W from your […]
The post EB17: Cycling Ceramic’s fast spinning Oversized Derailleur Pulleys appeared first on Bikerumor.
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