Shimano Bb-Un300 Bottom Bracket 68x107mm w/o Fixing Bolts

Square Type Bottom Bracket

FEATURES

  • 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

Shimano

Shimano Bb-Un300 Bottom Bracket 68x107mm w/o Fixing Bolts

$20.99 Sale • Save

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Square Type Bottom Bracket

FEATURES

  • 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

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