CeramicSpeed OSPW System, Compatible with Shimano 9100/8000, Coated - Red Front Derailleurs They’re the kind of results

They’re the kind of results that result in

Manufacturer Part Number: IFCR7000AX04L

or Italian bottom bracket thread dimensions (left = no

- 16mm thick CNC machined aluminum

HY8074 BR4234

CeramicSpeed OSPW System, Compatible with Shimano 9100/8000, Coated - Red Front Derailleurs They’re the kind of resultsProven to be the fastest pulley system, chosen by many of the world's leading cycling teams and professional triathletes Optimized tooth designs offer 3 5 times longer life than standard OE pulleys Standard: low drag with hardened steel races and ceramic ball bearings Coated: metallic layer that covers bearing races making them 75% harder than steel. Even lower friction and highly resistant to corrosion 9100 9150 8000 SS 8050SS is not compatible with