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Shimano Square Type Bottom Bracket

SHIMANO - Square Type Bottom Bracket - MTB - Standard StructureSquare Type Bottom Bracket68 x 122.5mm w/o Bolts / BB - UN300FEATURESSHIMANO quality/performance cartridge bearing square bottom bracketBetter chainline stability with chain line stabilizer3 st

$23.99 $39.99

SHIMANO – Square Type Bottom Bracket – MTB – Standard Structure

Square Type Bottom Bracket

68 x 122.5mm w/o Bolts / BB – UN300

FEATURES

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

MODEL NO	BB-UN300
SERIES	SHIMANO
Remarks	* w/ Crank arm fixing bolts spec. only ** w/ Crank arm fixing bolts spec. is available
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

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FEATURES

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