Skip to main content
Save with our BACK TO SCHOOL and REVENGE VACATION Sales!

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$29.99
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 210000031226
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 210000040194
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 210000028962
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 210000030800
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 210000030168

Reviews