Shimano Square Type Bottom Bracket (BB-UN300)
Shimano Square Type Bottom Bracket (BB-UN300)

Shimano Square Type Bottom Bracket (BB-UN300)

Regular price $42.00
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Shipping calculated at checkout.
2 in stock

  • SHIMANO quality/performance cartridge bearing square bottom bracket
  • Better chainline stability with chain line stabilizer
  • 3 structures available
  • Standard, E-type, chain case options
  • Adapter material: Aluminum