FSA Orbit 1.5E ZS Internal Headset

- 1-1/8" / 1.5", 36°/ 45° ACB
- For tapered 50mm / 62mm OD head tube
- For 1-1/8" to 1.5" tapered fork
- Alloy top cover
- Upper: Forged alloy cup with ACB (black seal)
- Lower: 1.5" CNC machined alloy cup with ACB (black seal)
- Stack Height 16.9+2.9=19.8mm
- 124.6 grams