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  • Shimano BB-UN300
  • Shimano BB-UN300
  • Shimano BB-UN300
  • Shimano BB-UN300
  • Shimano BB-UN300
Shimano

BB-UN300

SKU: EBBUN300B13X
24.99 $

Square bottom bracket

In stock (4)

Available in store

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  • Simple and reliable square taper bottom bracket
  • Replaces both BB-UN26 and BB-UN55
  • Sealed cartridge bearings
  • Cr-Mo axle
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