PRODUCT SPECIFICATIONS
| MODEL NO | BB-7700 |
|---|---|
| SERIES | DURA-ACE TRACK 7710 Series |
| Average weight | 173 g |
| Axle Length / Shell Width | 109.5 mm / 68 mm (BC1.37), 109.5 mm / 70 mm (M36) |
| Spindle Type | Hollow pipe, OCTALINK |
|---|
| MODEL NO | BB-7700 |
|---|---|
| SERIES | DURA-ACE TRACK 7710 Series |
| Average weight | 173 g |
| Axle Length / Shell Width | 109.5 mm / 68 mm (BC1.37), 109.5 mm / 70 mm (M36) |
| Spindle Type | Hollow pipe, OCTALINK |
|---|
