SHIMANO - Square Type Bottom Bracket - MTB - Chain Case Structure
SQUARE TYPE BOTTOM BRACKET
FEATURES
- SHIMANO quality/performance cartridge bearing square bottom bracket
- 2 structures available
- Standard and chain case options
- Adapter material: Resin
PRODUCT SPECIFICATIONS
MODEL NO | BB-UN101-K |
---|---|
SERIES | TOURNEY |
Remarks | * w/ Crank arm fixing screws spec. is available ** w/ 0.7 mm spacer |
Structure|For chain case | ✔ |
Spindle|Square type | ✔ |
---|---|
Axle length/shell width (mm)|D-NL 122|68 (BC1.37) | ✔ * |
Axle length/shell width (mm)|LL123|68 (BC1.37) | ✔ ** |