Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.49 - $32.99
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 / Italian / Square Taper / 70mm | 689228778788 | EBBUN55I07 | 21700018 |
110mm / English / Square Taper / 73mm | 689228778825 | EBBUN55C10 | 21700020 |
113mm / English / Square Taper / 73mm | 689228778740 | EBBUN55C13 | 21700022 |
118mm / English / Square Taper / 73mm | 689228778733 | EBBUN55C18 | 21700024 |
115mm / Italian / Square Taper / 70mm | 689228778818 | EBBUN55I15 | SHI50988124T |