SHIMANO ACERA OCTALINK Bottom Bracket

BB-ES300-K

ALIVIO_M4000_m

BB-ES300-K

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.

  • 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

TECHNOLOGIES

PRODUCT SPECIFICATIONS

MODEL NO BB-ES300-K
SERIES SHIMANO ALIVIO M4000 Series
Remarks * w/ 0.7 mm spacer
Structure_For chain case
   
Axle length / shell width_126_68mm_(BC1.37) X*
Axle length / shell width_121_68mm_(BC1.37)
Spindle_Hollow pipe
Spindle_Octalink

SERIES LINE-UP

  • Shifting/Brake Lever SHIMANO ALIVIO Hydraulic Disc Brake RAPIDFIRE PLUS Shift/Brake Lever 9-speed
  • Shifting/Brake Lever SHIMANO ALIVIO Hydraulic Disc Brake RAPIDFIRE PLUS Shift/Brake Lever 3x9-speed
  • Shifting Lever SHIMANO ALIVIO Left Shift Lever 3x9-speed
  • Shifting Lever SHIMANO ALIVIO Right Shift Lever 9-speed