- Hardened steel bottom bracket socket
- 1/2" drive compatible
- Also fits Shimano BB tool adaptors TL-FC24 and TL-FC25
| Model | Shimano BB Socket (Hollowtech II) |
| Description | Bottom Bracket Socket |
| Color | Silver |
| Model | Shimano BB Socket (Hollowtech II) |
| Description | Bottom Bracket Socket |
| Color | Silver |