![BB-UN55 square shell width 68mm (BSA) shaft length 118mm SHIMANO SHIMANO Genuine Parts / Part No. starting from: EB | MonotaRO Singapore BB-UN55 square shell width 68mm (BSA) shaft length 118mm SHIMANO SHIMANO Genuine Parts / Part No. starting from: EB | MonotaRO Singapore](https://jp.images-monotaro.com/Monotaro3/pi/full/mono24970225-180131-02.jpg)
BB-UN55 square shell width 68mm (BSA) shaft length 118mm SHIMANO SHIMANO Genuine Parts / Part No. starting from: EB | MonotaRO Singapore
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Shimano Bb-un26 68mm X 117.5mm Sealed Square Hole Bottom Bracket With Crankscrews Es25 Un55 Un100 Bb 68/73 110/113/118mm - Bicycle Bottom Brackets - AliExpress
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