Shimano BB-ES51 Bottom Bracket

Reference number: 221145

Shimano BB-ES51 Bottom Bracket

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Shimano ES51 Octalink Bottom Bracket. 8-Spline Interface: Oversize axle with 8-splines provides a more rigid interface between the crank arm and bottom bracket. ul>

  • Chain Line: 47.5 & 50mm
  • B.B. Shell Width: 73/70/68mm
  • Spindle Length: 113, 118, 121mm
  • Spindle: 22.2 chrome-moly steel/hollow type adapter aluminium
Technical data
  • 01-30-00 Drag Zone Bourgas
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