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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99 - $32.00
Model:
English
Spindle:
Square Taper
Please select options

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 12635
107mm / English / Square Taper / 70mm 689228778788 EBBUN55I07 20002
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10
110mm / English / Square Taper / 70mm 689228778771 EBBUN55I10 20003
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10
113mm / English / Square Taper / 70mm 689228778856 EBBUN55I13
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 12638
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 12634
118mm / English / Square Taper / 70mm 689228778849 EBBUN55I18

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