Skip to main content

Shimano UN55 Square Taper Threaded Bottom Bracket

Shimano UN55 Square Taper Threaded Bottom Bracket
$43.00
Spindle:
Square Taper
Width:
70mm (Italian)
Please select options

Details

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for 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 / Square Taper / 70mm (Italian) 689228778788 EBBUN55I07 43052
110mm / Square Taper / 70mm (Italian) 689228778771 EBBUN55I10 43056