Shimano UN55 Square Taper English Threaded Bottom Bracket
$29.99 - $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 / English / Square Taper / 73mm | 689228778726 | EBBUN55C07 | SHI32658227B |
| 113mm / English / Square Taper / 73mm | 689228778740 | EBBUN55C13 | SHI32646463B |
| 118mm / English / Square Taper / 68mm | 689228778795 | EBBUN55B18 | SHI32112235B |
| 122.5mm / English / Square Taper / 68mm | 689228778870 | EBBUN55B22 | SHI32239646B |