Skip to main content

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99
Model:
English
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
107mm / English / Square Taper / 70mm 689228778788 EBBUN55I07 18108
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 13655
110mm / English / Square Taper / 70mm 689228778771 EBBUN55I10 23072
113mm / English / Square Taper / 70mm 689228778856 EBBUN55I13
118mm / English / Square Taper / 70mm 689228778849 EBBUN55I18 5100
122.5mm / English / Square Taper / 70mm 689228778832 EBBUN55I22 23088

Reviews