The FSA Orbit C-40 ACB Bottom Headset is a top choice for cyclists seeking a reliable and lightweight headset. Engineered for both carbon and alloy head tubes, it’s specifically designed to accommodate 1-1/8'' to 1.5'' tapered steerers. With precision and durability at its core, the FSA Orbit C-40 ensures smooth and consistent handling, making it an ideal upgrade for road and mountain bikes alike.
- 1-1/8'' 45/45 ACB upper - 42mm ID
- 1.5'' 36/45 ACB lower - 52mm ID
- Compatible with carbon or alloy head tubes
- For 1-1/8'' to 1.5'' tapered steerers
- 16.3mm stack height
- 74.2g
Attributes
| Bearing Grade | ACB Sealed |
| Crown Race Diameter | 40mm |
| Headset Position | Complete |
| Headset Type | Integrated |
| Headset Weight | 81.2g |
| Lower Cup | 52mm |
| Misc | 36°/45° ACB |
| Primary Color | Black |
| S.H.I.S. | IS42/28.6 | IS52/40 |
| SHIS Lower | IS52/40 |
| SHIS Upper | IS42/28.6 |
| Stack Height | 16.4 |
| Steerer Tube | 1-1/8''-1-1/2'' |
| Upper Cup | 42mm |