Square Type Bottom Bracket

BB-UN300-K NEW

TOURNEY_m

BB-UN300-K NEW

SHIMANO - Square Type Bottom Bracket - MTB - Chain Case Structure

Square Type 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

PRODUCT SPECIFICATIONS

MODEL NO BB-UN300-K
SERIES SHIMANO TOURNEY

SERIES LINE-UP

  • Bottom Bracket Square Type Bottom Bracket
  • Rear Derailleur SHIMANO TOURNEY Rear Derailleur 3x6/7-speed
  • Shifting Lever REVOSHIFT Shifter DUAL SIS INDEX 3-speed
  • Multiple Freewheel Muliple Freewheel 6-speed