Shimano Square Taper Bottom Bracket BB-UN300

Shell Width 68mm 73mm
Spindle length 107mm 110mm 113mm 115mm 118mm 122.5mm (D-NL) 127mm
Qty:

Square Type Bottom Bracket
BB-UN300
SHIMANO - Square Type Bottom Bracket

FEATURES
SHIMANO quality/performance cartridge bearing square bottom bracket
Better chain line stability with chain line stabilizer
Adapter material: Aluminum