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Origin8 64 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.

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Origin8 64mm 4-Bolt Alloy Ramped Chainrings, 22T, 8/9/10sp, Black/Silver
Origin8 64mm 4-Bolt Alloy Ramped Chainrings, 22T, 8/9/10sp, Black/Silver

AL6061-T6 alloy replacement rings 8, 9, and 10 speed compatible Black anodized with silver CNC machined teeth Available in ramped/pinned … read more

10% offretail $24.99 your price $22.49

BuyBuyPART NUM 523451
Origin8 64mm 4-Bolt Alloy Blade Chainrings, 22T, 8/9sp, Silver
Origin8 64mm 4-Bolt Alloy Blade Chainrings, 22T, 8/9sp, Silver

6061-T6 alloy construction 8 and 9-speed compatible Silver anodized finish CNC Made in the U.S.A. Mount Compatibility: … read more

10% offretail $20.79 your price $18.71

BuyBuyPART NUM 195080

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

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