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773-244-1079

773-293-1695

 
 
 
 
 
 
 
> Bicycling Catalog > Parts > Chainrings > BOX > Cosine Chainring
 
BOX Cosine Chainring

BOX Cosine Chainring

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Product Details

BOX Cosine Chainring

- CNC-machined 6061-T6 aluminum with rounded tooth profile to reduce chain wear

 
 

Johnny Sprockets - Lakeview

3001 N.Broadway
Chicago, IL 60657
773-244-1079
Mon - Fri 11:00 -7:00
Sat 11-6
Sun 11-5

Johnny Sprockets - Andersonville

5434 N. Clark
Chicago, IL 60640
773-293-1695

Tue, Wed, Thu, Fri 11 - 7
Sat 11-6
Sun 11-5
Closed Monday

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