BB-ES51 bottom bracket 73 - 113 mm Silver/Black 73 - 113 mm

£44.99
Availability: In stock (1)
  • Splined bottom bracket for use with Shimano Octalink chainsets
  • Oversize BB spindle - large 22 mm diameter hollow pipe billet spindle reduces weight, increases strength and rigidity
  • Octalink splined axle/crankarm interface -results in more rigid crank assembly compared to square tapered spindle
  • ES51 has anti-corrosion treatment inside hollow spindle
  • Sealed cartridge assembly - maintenance-free sealed cartridge keeps out dirt, mud and water
  • Cartridge design allows easy installation without adjustment
  • Aluminium adapter
  • Average weight 262 grams
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