BOX Cosine Chainring
$54.99
Details
- CNC-machined 6061-T6 aluminum with rounded tooth profile to reduce chain wear
Part Numbers
Option | UPC | MPN |
---|---|---|
Black / 42t | 639266089872 | BX-CR144B42T-BK |
Black / 44t | 639266089896 | BX-CR144B44T-BK |
- CNC-machined 6061-T6 aluminum with rounded tooth profile to reduce chain wear
Option | UPC | MPN |
---|---|---|
Black / 42t | 639266089872 | BX-CR144B42T-BK |
Black / 44t | 639266089896 | BX-CR144B44T-BK |