Shimano BB-UN300 ST Bottom Bracket - English (Various Sizes)
$15.99
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Shimano BB-UN300 Square Spindle Bottom Brackets Specs THREAD IN OR PRESS IN Thread In SHELL WIDTH 68mm,73mm SERIES Non-Series GENERATION UN300 SPINDLE LENGTH 107mm,110mm,113mm,115mm,117.5mm,118mm,122.5mm,127.5mm CRANK INTERFACE Square Type
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