Promax 335QX Seatpost Clamp
Best reliable upgrade for secure seatpost retention on any bicycle.
This component enables rapid, tool-free seat height adjustments, perfect for riders who frequently adapt their position to changing terrain. It provides a reliable, secure hold while offering the convenience of quick-release functionality for on-the-fly modifications.
$13.99
at
Adrenaline Bike Works
More 335QX options
Who it's for
- Cyclists who frequently change riding positions or share bikes.
- Riders seeking a dependable component for daily commutes or trail adventures.
- Bike owners needing a standard, versatile clamp for various bicycle types.
Who should skip it
- Urban commuters parking bikes in public spaces.
- Performance-oriented riders requiring exact torque specifications for carbon components.
- Weight-conscious cyclists building ultralight racing or performance bikes.
Performance breakdown
Adjustment Speed
Quick-release lever makes on-the-fly height changes effortless and instantaneous.
Clamping Security
Reliable tension keeps your saddle locked firmly through rough terrain.
Ease of Installation
Simple design allows for a quick, tool-free swap onto your frame.
Lever Ergonomics
Smooth action provides comfortable leverage without pinching your fingers.
Build Durability
Sturdy construction withstands repeated opening and closing cycles over time.
Compatibility Range
Standard 35mm sizing fits many modern mountain and hybrid bike frames.
Key Specs
Material
Aluminum
Clamp Diameter
35 mm
Clamp Mechanism
Quick Release
Compatible Diameters
31.8mm, 35mm
Color
Black
Know before you buy
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