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AARN PRO Anniversary Track Chainring

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The AARN PRO Track Chainring Collection commemorates the 10th or 12th anniversary of AARN bicycle components.

These rings feature a unique tooth profile designed for maximum engagement and minimal wear. Manufactured in California, USA, from certified 7075-T6 aluminum plate stock. These chainrings are fully CNC machined. All edges (front and rear) are machine broken with a 45-degree 0.010-in deep chamfer. Product is packaged in a custom poly-weave zippered track bag.


-Bolt Circle Diameter: 144-mm

-Number of Teeth: 47, 49

-Supported Chain Type: 1/8-in Track/BMX

-Material: Anodized 7075-T6 Aluminum

-Finish: AARN PRO Teflon® Infused Titanium Color Type III Hardcoat Anodize