PRODUCT SPECIFICATIONS
| MODEL NO | BB-7700 |
|---|---|
| SERIES | DURA-ACE TRACK 7710 Series |
| Average weight | 173 |
| Spindle|Hollow pipe | ✔ |
Shimano
| MODEL NO | BB-7700 |
|---|---|
| SERIES | DURA-ACE TRACK 7710 Series |
| Average weight | 173 |
| Spindle|Hollow pipe | ✔ |
| Spindle|OCTALINK | ✔ |
|---|---|
| Axle length/shell width (mm)|109.5|68 (BC1.37) | ✔ |
| Axle length/shell width (mm)|109.5|70 (M36) | ✔ |