Square Type Bottom Bracket

BB-UN300-E NEW

TOURNEY-TZ_TZ500_m

BB-UN300-E NEW

SHIMANO - Square Type Bottom Bracket - MTB - E-type 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-E
SERIES TOURNEY TZ500 Series
Structure_E-type
Axle length / shell width_LL123_68mm_(BC1.37)
   
Spindle_Square type

SERIES LINE-UP

  • Shifting Lever REVOSHIFT Shifter Non-DUAL SIS INDEX Friction Type
  • Bottom Bracket Square Type Bottom Bracket
  • Bottom Bracket Square Type Bottom Bracket
  • Rear Derailleur SHIMANO TOURNEY Rear Derailleur 1x6/7-speed