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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$32.99
Model:
English
Spindle:
Square Taper
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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 1066
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 4704
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 4705
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 4715
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 4706

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