Promax Adjustable Quill Stem
Best ergonomic upgrade for casual riders seeking improved upright comfort.
A highly adjustable quill stem that prioritizes comfort and ergonomics. The quick-release design makes finding the perfect riding position effortless, allowing for rapid angle changes without needing tools.
$59.99
Who it's for
- Casual riders seeking a more upright and pain-free cycling position.
- Commuters looking to modernize the fit of their classic steel bicycles.
- Daily city cyclists who prioritize durability and long-term reliability.
Who should skip it
- Weight-conscious cyclists wanting to keep their bike as light as possible.
- Low-maintenance owners who prefer simple hardware that requires minimal attention.
- Performance-oriented riders who demand absolute rigidity during high-intensity sprints.
Performance breakdown
Adjustment Versatility
The 0-70 degree range offers unmatched flexibility for dialing in comfort.
Ease of Adjustment
Quick-release mechanism makes on-the-fly position changes effortless and tool-free.
Weight Penalty
At 875 grams, this is a heavy component for performance-focused builds.
Build Durability
Robust aluminum construction ensures a reliable, secure connection for daily riding.
Ergonomic Impact
Significantly improves posture options for commuters and recreational cyclists alike.
Installation Simplicity
Standard quill design is straightforward, though single-bolt faceplates require careful tightening.
Key Specs
Material
Aluminum
Weight
875.4 grams
Stem Length
110mm
Handlebar Clamp Diameter
31.8mm
Steerer Tube Diameter
28.6mm
Angle Range
0-70 degrees
Faceplate Bolts
1
Stem Type
Quill
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