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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.49 - $39.99
Spindle:
Square Taper

Details

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles.

- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included

Part Numbers

Option UPC MPN Store SKU
107mm / English / Square Taper / 68mm 689228778801 EBBUN55B07 BBS23482215M
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 BBS23989964M
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07 CAR49223740E
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 BBS23293466M
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 2100000380640
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10 CAR49472595E
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 BBS23604591M
113mm / Italian / Square Taper / 70mm 689228778856 EBBUN55I13 CAR49755561E
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15
115mm / Italian / Square Taper / 70mm 689228778818 EBBUN55I15 CAR49595824E
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 BBS23768776M
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18
118mm / Italian / Square Taper / 70mm 689228778849 EBBUN55I18 SHI50279272T
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22
122.5mm / Italian / Square Taper / 70mm 689228778832 EBBUN55I22 CAR49995355E
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 BBS23419763M

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