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 / 73mm 689228778726 EBBUN55C07 BBS23436841M
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 BBS2331514M
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 BBS23447344M
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 BBS23671187M
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 BBS23161897M
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 BBS23692536M

Reviews