Shimano UN55 Square Taper English Threaded Bottom Bracket
$42.99 - $45.00
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 | 10023 |
| 110mm / English / Square Taper / 68mm | 689228778887 | EBBUN55B10 | 10024 |
| 113mm / English / Square Taper / 68mm | 689228778757 | EBBUN55B13 | 10025 |
| 113mm / English / Square Taper / 73mm | 689228778740 | EBBUN55C13 | 11262 |
| 118mm / English / Square Taper / 68mm | 689228778795 | EBBUN55B18 | 10027 |
| 118mm / English / Square Taper / 70mm | 689228778849 | EBBUN55I18 | 10032 |
| 122.5mm / English / Square Taper / 70mm | 689228778832 | EBBUN55I22 | 10033 |
| 127mm / English / Square Taper / 68mm | 689228778764 | EBBUN55B27 | 10029 |