Shimano UN55 Square Taper English Threaded Bottom Bracket
$25.00 - $30.00
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 / Italian / Square Taper / 70mm | 689228778788 | EBBUN55I07 | 210000012174 |
| 110mm / English / Square Taper / 73mm | 689228778825 | EBBUN55C10 | 210000009472 |
| 113mm / English / Square Taper / 73mm | 689228778740 | EBBUN55C13 | 210000005020 |
| 113mm / Italian / Square Taper / 70mm | 689228778856 | EBBUN55I13 | 210000018226 |
| 122.5mm / English / Square Taper / 73mm | 689228778863 | EBBUN55C22 | 210000003880 |