Shimano BB-UN300
![Shimano BB-UN300 Shimano BB-UN300](https://www.sefiles.net/images/library/large/shimano-bb-un300-405949-1.png)
$17.99
Details
- Simple and reliable square taper bottom bracket
- Replaces both BB-UN26 and BB-UN55
- Sealed cartridge bearings
- Cr-Mo axle
- For bicycles equipped with a chain case, select BB-UN300-K
- For E-type front derailleur compatibility, choose BB-UN300-E
- Fixing bolts not included; Shimano FC-E6000 bolts suggested
Part Numbers
Option | UPC | MPN | Store SKU |
---|---|---|---|
113mm / Square Taper / 73mm | 192790619217 | EBBUN300C13X | SHI63233324S |
118mm / Square Taper / 73mm | 192790619248 | EBBUN300C18X | SHI63527258S |