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Shimano BB-UN300 73 x 113mm Square Bottom Bracket

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Shimano BB-UN300 73 x 113mm Square Bottom Bracket

  • 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
$7.41

Original: $24.71

-70%
Shimano BB-UN300 73 x 113mm Square Bottom Bracket—

$24.71

$7.41

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Description

  • 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