SHIMANO - Square Type Bottom Bracket - MTB - Standard Structure - Square Type Bottom Bracket
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- SHIMANO quality/performance cartridge bearing square bottom bracket
- Better chainline stability with chain line stabilizer
- 3 structures available
- Standard, E-type, chain case options
- Adapter material: Aluminum
S
MODEL NO |
BB-UN300 |
SERIES |
TOURNEY A070 Series |
Remarks |
* w/ Crank arm fixing screws spec. only ** w/ Crank arm fixing screws spec. is available |
Structure|Standard |
✔ |