FSA Afterburner Stem
Best durable upgrade for mountain bikers seeking reliable, precision-engineered steering control.
This stem balances rugged durability with a refined, minimalist aesthetic that looks at home on any trail bike. The 3D-forged construction offers impressive stiffness for aggressive handling, though you sacrifice a bit of weight compared to pricier carbon alternatives. It is a reliable, no-nonsense upgrade for riders who prioritize strength over gram-counting.
$92.00
at
Cahaba Cycles
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Who it's for
- Trail riders needing a reliable, durable cockpit component
- Cyclists seeking a clean, professional aesthetic for their bike
- Performance-minded riders balancing weight and structural integrity
Who should skip it
- Weight-conscious racers prioritizing ultralight carbon or premium alloy
- Aggressive sprinters requiring maximum torsional stiffness under load
- Budget-focused shoppers looking for basic, entry-level functionality
Performance breakdown
Structural Integrity
3D forged AL6061 construction offers exceptional stiffness for aggressive riding.
Weight Optimization
CNC machining removes excess material without compromising essential durability.
Clamp Security
Four-bolt faceplate design ensures reliable, even pressure distribution on handlebars.
Finish Durability
Sandblasted anodized coating resists scratches and wear from daily trail use.
Installation Ease
Standard threadless interface makes setup straightforward for most home mechanics.
Aesthetic Appeal
Polished accents provide a premium, clean look for any cockpit setup.
Key Specs
Material
Aluminum (AL6061-T6)
Stem Type
Threadless
Intended Use
Road Cycling
Stem Angle
12 degrees
Handlebar Clamp Diameter
31.8 mm
Steerer Tube Clamp Diameter
28.6 mm
Stack Height
40 mm
Weight
144 g
Finish
Anodized
Construction Method
Forged and CNC Machined
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