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Shimano Saint SM-RT99-M Disc Brake Rotor - 2020

Shimano Saint SM-RT99-M Disc Brake Rotor
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Saint SM-RT99 Center Lock rotors utilize Freeza technology: a 3-layer structure with an aluminum core and stainless steel outer layers plus aluminum cooling fins that reduce 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 hub (sold separately)

Part Numbers

Option UPC MPN Store SKU
180mm 689228997110 ISMRT99M ROT45679981K