Shimano UN55 Square Taper English Threaded Bottom Bracket
$24.99 - $29.99
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 / 68mm | 689228778801 | EBBUN55B07 | 66534 |
113mm / English / Square Taper / 68mm | 689228778757 | EBBUN55B13 | 36019 |
115mm / English / Square Taper / 68mm | 689228778894 | EBBUN55B15 | 50278 |
118mm / English / Square Taper / 73mm | 689228778733 | EBBUN55C18 | 003207 |
122.5mm / English / Square Taper / 73mm | 689228778863 | EBBUN55C22 | 003208 |