Shimano UN55 Square Taper English Threaded Bottom Bracket
$25.00
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 | 021507 |
110mm / English / Square Taper / 68mm | 689228778887 | EBBUN55B10 | 021516 |