SHIMANO ACERA - Bottom Bracket - OCTALINK - 121/126 mm Axle Length - 68 mm Shell Width
Stiff and lightweight for efficient power transfer, OCTALINK uses a quick and precise assembly and a reinforced spline construction.
FEATURES
- Stiff and lightweight for efficient power transfer
- Durable spline reinforced construction
- 8-splined OCTALINK interface increases the strength and rigidity of the entire assembly
- 26 g lighter weight than BB-ES25
- Quick and precise assembly
- Good chain line control with chain stabilizer
PRODUCT SPECIFICATIONS
MODEL NO | BB-ES300-K |
---|---|
SERIES | SHIMANO ALIVIO T4000 Series |
Remarks | * w/ 0.7 mm spacer |
Structure|For chain case | ✔ |
Spindle|Hollow pipe | ✔ |
---|---|
Spindle|OCTALINK | ✔ |
Axle length/shell width (mm)|121|68 (BC1.37) | ✔ |
Axle length/shell width (mm)|126|68 (BC1.37) | ✔* |