Square Type Bottom Bracket

BB-UN101

ACERA_M3000_m

BB-UN101

SHIMANO - Square Type Bottom Bracket - MTB - Standard Structure

Square Type Bottom Bracket

  • SHIMANO quality/performance cartridge bearing square bottom bracket
  • 2 structures available
  • Standard and chain case options
  • Adapter material: Resin

PRODUCT SPECIFICATIONS

MODEL NO BB-UN101
SERIES ACERA M3000 Series
Remarks * w/ Crank arm fixing bolts spec. is available
Structure_Standard
   
Axle length/shell width (mm)_D-NL 122_68 (BC1.37) X *
Axle length/shell width (mm)_LL123_68 (BC1.37)
Axle length/shell width (mm)_LL123_73 (BC1.37)
Spindle_Square type

SERIES LINE-UP

  • Shifting/Brake Lever EZ FIRE PLUS Shifting/Brake Lever for Front Double
  • Shifting/Brake Lever EZ FIRE PLUS Shifting/Brake Lever for Front Double
  • Front Derailleur SHIMANO ALIVIO SIDE SWING Front Derailleur (E-type Mount) 2x9-speed
  • Front Derailleur SHIMANO ALIVIO SIDE SWING Front Derailleur (Direct Mount) 2x9-speed