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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 210000006944
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07 210000011636
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 210000028910
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 210000017302
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10 210000011956
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 210000017308
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 210000006802
118mm / Italian / Square Taper / 70mm 689228778849 EBBUN55I18 210000012968

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