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Shimano BB-UN55 bottom bracket British thread 73 - 118 mm

Availability: In stock


Code No. SH246

Quick Overview

A good quality bottom bracket for traditional chainsets


This Shimano BB-UN55 Bottom Bracket British Thread 73-118mm contains the following features as listed below:

  • A good quality bottom bracket for traditional chainsets
  • Super-accurate bearings for smooth operation and improved durability
  • Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
  • Lightweight hollow spindle
  • Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud and water for long bearing life
  • Fast and easy installation without adjustment
  • Narrow body allows clearance for cable routing under the bottom bracket


Additional Information

Frame Size No
Wheel Size No
Code No. SH246