
FSA Orbit Z Deep Cup
The FSA Orbit Z Deep Cup is a 1-1/8" ZeroStack headset with sealed ACB bearings and 36°/45° angles for smooth steering and low stack height. It suits builders working with modern short-stack head tubes and riders wanting durable sealed bearings.
- Upper bearings: 1-1/8'', 36°/45° ACB (blue)
- Lower bearings: 1-1/8'', 36°/45° ACB (blue)
- Deeper forged alloy cups
- Headtube OD: 50mm
- Stack height: 20.1mm
- Headtube inner diameter: 44mm
Pre-order — expected in stock September 4, then ships direct to you.
Pairs well with

FSA Orbit Z Deep Cup
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