Skip to main content

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$25.99
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
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 CAR7880670K
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 CAR78600216K
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 CAR78585836K
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 CAR78263413K
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 CAR7875555K

Reviews