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Origin8 130 50 Teeth 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 130mm 5-Bolt Alloy Blade Chainrings, 50T, 8/9sp, Silver
Origin8 130mm 5-Bolt Alloy Blade Chainrings, 50T, 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

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13% offretail $45.79 your price $39.89 + ships free

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Origin8 130mm 5-Bolt Alloy Ramped Chainrings, 50T, 8/9/10sp, Black/Silver
Origin8 130mm 5-Bolt Alloy Ramped Chainrings, 50T, 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

Currently Sold Out

9% offretail $59.99 your price $54.49 + ships free

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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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