BOX Cosine Chainring
$54.99
Details
- CNC-machined 6061-T6 aluminum with rounded tooth profile to reduce chain wear
Part Numbers
| Option | UPC | MPN | Store SKU |
|---|---|---|---|
| Black / 40t | 639266089858 | BX-CR144B40T-BK | CHA30633972K |
| Black / 44t | 639266089896 | BX-CR144B44T-BK | BOX26846976K |