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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$29.99
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 CAR78249818K
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07 SHI50277606T
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 SHI32612613B
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10 SHI50364558T
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 CAR7877497K
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 SHI32393598B
113mm / Italian / Square Taper / 70mm 689228778856 EBBUN55I13 SHI50461599T
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 CAR78532353K
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 BBS23325231M
118mm / Italian / Square Taper / 70mm 689228778849 EBBUN55I18 SHI50153258T
122.5mm / Italian / Square Taper / 70mm 689228778832 EBBUN55I22 SHI51968008T

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