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Bicycling Catalog
Parts
Chainrings
BOX
Cosine Chainring
BOX
Cosine Chainring
$44.49
$49.95
Size:
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38t
40t
42t
44t
Color:
Black
Availability:
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Details
Details
- CNC-machined 6061-T6 aluminum with rounded tooth profile to reduce chain wear
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