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Shimano UN55 Square Taper English Threaded Bottom Bracket - 2019

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99
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
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 4032813
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 5309469
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10 5314878
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 4032815
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 4032826
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 4032817
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 4032832
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 5115750
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 4032824

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