Shimano Bicycle Bottom Bracket BB-UN55 73 mm

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  • Regular price £28.99
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  • Sealed cartridge bottom bracket suitable for a road or mountain bike
  • A good quality bottom bracket for traditional chainsets
  • Super-accurate bearings for smooth operation and improved durability
  • Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing life
  • Fast and easy installation without adjustment
  • Durable, hard-wearing sealed cartridge bottom bracket with Cromo SQUARE TAPER Axle
  • Axle Length  110mm, 118mm or122.5mm
  • English Thread BC 1.37 x 24
  • 73mm Shell
  • Weight: approx. 300g