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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$29.99
Model:
English
Spindle:
Square Taper
Please select options
This item is not permitted to be shipped, however it can be purchased online and picked up after the order has been processed on our end. Order processing due to Covid-19 is up to 7 days.

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 50670
107mm / English / Square Taper / 70mm 689228778788 EBBUN55I07
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 70527
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 50668
110mm / English / Square Taper / 70mm 689228778771 EBBUN55I10
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 71789
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 76268
113mm / English / Square Taper / 70mm 689228778856 EBBUN55I13
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 50506
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 77245
115mm / English / Square Taper / 70mm 689228778818 EBBUN55I15
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18
118mm / English / Square Taper / 70mm 689228778849 EBBUN55I18
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 50504
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 41594
122.5mm / English / Square Taper / 70mm 689228778832 EBBUN55I22
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 42912
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 50878
127mm / English / Square Taper / 70mm
127mm / English / Square Taper / 73mm