Skip to main content

SUNDAY - WE ARE NOW OPEN ON SUNDAYS AGAIN! COME GET YOUR BIKE FIX ON AND/OR GRAB A BEER.

WE ARE HERE  10 - 3

COVID 19 - Due to the increase in number of cases in JeffCo and throughout Colorado,

we are taking extra precautions to keep our customers and employees safe.

BOX Cosine Chainring

BOX Cosine Chainring
$49.95
Color:
Black
Please select options

Details

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

Part Numbers

Option UPC MPN
Black / 38t 639266089834 BX-CR144B38T-BK
Black / 40t 639266089858 BX-CR144B40T-BK
Black / 42t 639266089872 BX-CR144B42T-BK
Black / 44t 639266089896 BX-CR144B44T-BK

Reviews