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Shimano Dura-Ace SM-RT900-S Disc Brake Rotor

Shimano Dura-Ace SM-RT900-S Disc Brake Rotor
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Details

Shimano Dura-Ace Center Lock rotors feature Freeza technology: a 3-layer structure with an aluminum core and stainless steel outer layers and additional aluminum cooling fins. This reduces rotor surface temperatures approximately 150 degrees Celsius compared to all-steel rotors.

- Aluminum spider
- Includes standard type rotor lockring
- Requires external-type rotor lockring when installing onto 15/20mm hubs (sold separately)

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