SHIMANO ACERA OCTALINK Bottom Bracket

BB-ES300-AK

ALIVIO_T4000_m

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.

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

SERIES LINE-UP

  • Bottom Bracket SHIMANO ACERA OCTALINK Bottom Bracket
  • Bottom Bracket SHIMANO ACERA OCTALINK E-Type Bottom Bracket
  • Bottom Bracket SHIMANO ALIVIO Threaded Bottom Bracket 68/73 mm shell width for Trekking
  • Brake SHIMANO Hydraulic Disc Brake 2-Piston MTB Caliper