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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.49 - $29.99
Spindle:
Square Taper
Please select options Unavailable
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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
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 210000002410
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 210000009687
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 210000016261
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13
113mm / Italian / Square Taper / 70mm 689228778856 EBBUN55I13
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 210000009688
115mm / Italian / Square Taper / 70mm 689228778818 EBBUN55I15
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 210000009686
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 210000013380
118mm / Italian / Square Taper / 70mm 689228778849 EBBUN55I18
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 210000009914
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 210000002405
122.5mm / Italian / Square Taper / 70mm 689228778832 EBBUN55I22 210000017333
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 210000009690

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