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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$26.99 - $31.99
Spindle:
Square Taper
Please select options
This item is not permitted to be shipped, however it can be purchased online and picked up at your convenience. See Policies and Shipping for details.

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 BBS29990571D
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 BBS29338671D
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07 SHI50913774T
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 BBS29878789D
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 BBS23897224M
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 BBS29354576D
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 BBS29296184D
113mm / Italian / Square Taper / 70mm 689228778856 EBBUN55I13 SHI50296465T
118mm / Italian / Square Taper / 70mm 689228778849 EBBUN55I18 SHI5068744T
122.5mm / Italian / Square Taper / 70mm 689228778832 EBBUN55I22 SHI51410547T

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