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  • Shimano Shimano BB-UN300 BOTTOM BRACKET
  • Shimano Shimano BB-UN300 BOTTOM BRACKET

Shimano BB-UN300 BOTTOM BRACKET

$25.99 $21.99 Incl. tax

SHIMANO - Square Type Bottom Bracket - MTB - Standard Structure

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  • 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
  • SERIES    TOURNEY A070 Series
  • Structure_Standard    ✔
  • Axle length/shell width (mm)_107_68 (BC1.37)    ✔
  • Axle length/shell width (mm)_LL113_73 (BC1.37)    ✔
  • Axle length/shell width (mm)_D-H_68 (BC1.37)    X *
  • Axle length/shell width (mm)_117.5_68 (BC1.37)    X **
  • Axle length/shell width (mm)_XL118_68 (BC1.37)    X **
  • Axle length/shell width (mm)_XL118_73 mm    ✔
  • Axle length/shell width (mm)_D-NL 122_68 (BC1.37)    X **
  • Axle length/shell width (mm)_D-NL 122_73 (BC1.37)    X *
  • Axle length/shell width (mm)_D-EL 127_68 (BC1.37)    X *
  • Axle length/shell width (mm)_LL123_68 (BC1.37)    ✔
  • Axle length/shell width (mm)_LL123_73 (BC1.37)    ✔
  • Axle length/shell width (mm)_LL113_68 (BC1.37)    X **
  • Axle length/shell width (mm)_MM110_68 (BC1.37)    X **
  • Spindle_Square type    ✔

NOTE/REMARKS:
* w/ Crank arm fixing bolts spec. only
** w/ Crank arm fixing bolts spec. is available

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