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Blackspire 130 Single Bicycle Chainrings

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.

These rings can be used in single ring applications.

These models are available for online purchasing and can be shipped directly to you.

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 rings can be used in single ring applications.

This is the part number or identifier for this item from the manufacturer

Limited quantities remaining.

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