- Zero stack lower headset
- 36° x 45°
Attributes
| Bearing Grade | ACB Sealed |
| Crown Race Diameter | 40mm |
| Headset Position | Lower |
| Headset Type | ZeroStack |
| Lower Cup | 56mm |
| Misc | 36°/45° ACB |
| Primary Color | Silver |
| S.H.I.S. | ZS56/40 |
| SHIS Lower | ZS56/40 |
| Stack Height | 16.9 |
| Steerer Tube | 1-1/2'' |
