Threaded BSA Series
- 24 mm Bearing ID design to transfer pedalling power directly .
- Excellent Tolerance control by CNC.
- Compatible with 68 mm (Road) / 73 mm (MTB) frame width.
- Ceramic Bearing with G5 Grade Si3N4 Ceramic Ball.
Ceramic: 
Steel: 
Stainless Steel: 
Stainless Steel: 
| CEMA PN. | Type | Compatible | Axle (mm) | Width (mm) | BB Shell OD | Bearing | Color |
|---|---|---|---|---|---|---|---|
| BSA Standard | Shimano | 24/24 | 68/73 | 1.37" X 24T | |
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| SRAM | 24/22 | |
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Bearing Option:
| CEMA PN. | Type | Compatible | Axle (mm) | Width (mm) | BB Shell OD | Bearing | Color |
|---|---|---|---|---|---|---|---|
| BSA PRO | Shimano | 24/24 | 68/73 | 1.37" X 24T | |
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| SRAM | 24/22 | |
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Bearing Option:
| CEMA PN. | Type | Compatible | Axle (mm) | Width (mm) | BB Shell OD | Bearing | Color |
|---|---|---|---|---|---|---|---|
| ITA | Shimano | 24/24 | 70 | 36mm X 24T | |
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| SRAM | 24/22 | 70 | 36mm X 24T | |
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| CEMA PN. | Type | Compatible | Axle (mm) | Width (mm) | BB Shell OD | Bearing | Color |
|---|---|---|---|---|---|---|---|
| BSA30386 | Rotor+3D/SRAM/FSA | 30 | 68/73 | 1.37" X 24T | |
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