Skip to main content

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99
Length:
110mm
Model:
English
Spindle:
Square Taper
Width:
73mm
Please select options
In-store pickup only. Curbside Home Delivery is available to select zip codes within 8 miles of our store for an additional charge based on item. *Professional assembly & prep is REQUIRED on select Indoor Fitness Equipment and Power Equipment with an additional charge ($29.99 - $129.99) which will be added at checkout under "Shipping".

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
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10

Reviews