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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$39.99 - $42.99
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 1144
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 210000001145
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 210000001147
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 5753
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 17412
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10 210000019342
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 8559
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 17182
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 2309
113mm / Italian / Square Taper / 70mm 689228778856 EBBUN55I13 210000016601
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 210000001146
115mm / Italian / Square Taper / 70mm 689228778818 EBBUN55I15 210000016603
118mm / Italian / Square Taper / 70mm 689228778849 EBBUN55I18 210000016600
122.5mm / Italian / Square Taper / 70mm 689228778832 EBBUN55I22 210000016602