Bottom Bracket Shimano BB-ES300 BSA 68mm

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  • 113mm/68mm
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Shimano BB-ES300 BSA 68mm Bottom Bracket

Comparing the power transfer of OCTALINK to the conventional square taper spindle, the 8-spline OCTALINK interface connecting the bottom bracket and crankset increases the strength and stiffness of the entire assembly.

Features Shimano BB-ES300 BSA 68mm Bottom Bracket

  • Stiff and light for efficient power transfer.
  • Reinforced and durable groove construction.
  • The 8-slot OCTALINK interface increases the strength and rigidity of the entire assembly.
  • 26g lighter than BB-ES25.
  • Fast and precise assembly.
  • Good chainline control with stabilizer
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