State Bicycle Co. EC Headset Lower Extender
Best durable component for riders customizing their bicycle fork geometry.
This simple spacer is the easiest way to tweak your bike’s front-end geometry without committing to a new fork. While it adds a bit of stack height, the trade-off is a smoother, more precise ride thanks to the sealed bearings, making it an essential fix for fine-tuning your fit.
$24.99
at
State Bicycle Co.
Who it's for
- Riders converting rigid frames to suspension setups needing extra clearance
- Mountain bikers seeking a more stable and aggressive downhill geometry
- Budget-conscious cyclists looking to optimize their current bike's performance
Who should skip it
- Owners of vintage or non-standard frames requiring different headset sizes
- Cross-country racers who prioritize efficient climbing and low front-end height
- Home mechanics without access to specialized professional bike shop tools
Performance breakdown
Material Durability
6061 aluminum offers a robust, reliable foundation for long-term front-end stability.
Bearing Smoothness
Sealed units deliver consistent, fluid steering response in varied riding conditions.
Geometry Adjustment
The 10mm stack height provides a precise, effective solution for fit tuning.
Installation Ease
Standard external cup design makes for straightforward integration with compatible head tubes.
Compatibility Range
Specific 44mm sizing limits use but ensures a perfect, secure fit.
Build Precision
Precision-machined tolerances minimize play and ensure a tight, rattle-free interface.
Key Specs
Material
6061 Aluminum
Headset Type
External Cup (EC)
Stack Height
10.0 mm
Head Tube Inner Diameter
44.0 mm
Steerer Tube Diameter
1.5 inches
Bearing Type
Sealed Cartridge
Sealed Bearings
Yes
Know before you buy
Still have a question?
Ask Metto anything about the State Bicycle Co. EC Headset Lower Extender before you decide.
