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Sunrace CRMX0 30t Alloy Chainring Black
Sunrace CRMX0 30t Alloy Chainring Black

Alloy narrow-wide tooth profile prevents chain drop 10-12sp compatible For use with Sunrace FCMXO crankarms (UQ1105) … read more

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your price $27.99


Bolt Circle Diameter (BCD) is the diameter of an imaginary circle running through the center of the chainring mounting holes. It is always defined in millimeters.

Chainring Teeth

These single chain rings have special properties which help retain the chain on the ring.

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