2

BB-ES300-AK

2

BB-ES300-AK

SHIMANO ACERA - Bottom Bracket - OCTALINK - 121 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-AK
SERIES SHIMANO ALIVIO T4000 Series
Remarks * w/ 1.8 mm spacer version also available for FC-M521
Structure|For chain case
Spindle|Hollow pipe
Spindle|OCTALINK
Axle length/shell width (mm)|121|68 (BC1.37) X*

TECHNOLOGIES

Manuals & Technical Documents