SHIMANO ACERA OCTALINK Bottom Bracket

BB-ES300-AK

ALIVIO_T4000_m

BB-ES300-AK

Stiff and lightweight for efficient power transfer, OCTALINK uses a quick and precise assembly and a reinforced spline construction.

  • FEATURE
    • Durable spline reinforced construction
    • 26 g lighter weight than BB-ES25
    • Good chain line control with chain stabilizer
    BENEFIT
    • Stiff and lightweight for efficient power transfer
    • Quick and precise assembly

TECHNOLOGIES

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
   
Axle Length / Shell Width 121_68 mm (BC1.37)
Spindle_Hollow pipe
Spindle_Octalink
Spindle Type Hollow pipe, OCTALINK
Structure For chain case

SERIES LINE-UP

  • Hub Dynamo SHIMANO ALIVIO Hub Dynamo 1.5W for CENTER LOCK Disc Brake
  • Hub Dynamo SHIMANO ALIVIO Hub Dynamo 1.5W for V-BRAKE
  • Front Derailleur SHIMANO ALIVIO TOP SWING Front Derailleur (Clamp Band Mount) 3x9-speed for Trekking
  • Bottom Bracket SHIMANO ACERA OCTALINK Bottom Bracket