CeramicSpeed BSA MTB Bottom Bracket – BSA Thread 73mm 24mm Spindle Coated Races Black. The CeramicSpeed BSA (English) bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings.
- TECH SPECS
| Bottom Bracket Shell I.D. | 1.37 |
| BB/Frame Interface | English |
| BB Shell Width (mm) | 73 |
| Weight | 91 |
| Spindle Interface Type | Shimano Hollowtech II |
| Defined Color | Black |
