FSA Afterburner Stem
Best lightweight upgrade for cross country and trail mountain bikers.
A reliable, lightweight option for riders looking to dial in their cockpit geometry. The zero-degree rise keeps the front end low and aggressive, perfect for modern trail bikes that need responsive steering without extra bulk.
$88.00
at
Howler Bike Park (shop)
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Who it's for
- Cross-country riders seeking a balance of durability and low weight
- Cyclists who prioritize a professional and understated look for their build
- Aggressive trail riders needing dependable steering control on rough terrain
Who should skip it
- Competitive racers looking to minimize every possible gram of bike weight
- Riders requiring extreme stack height adjustments for specific ergonomic needs
- Home mechanics who lack a precision torque wrench for delicate installations
Performance breakdown
Steering Responsiveness
Short 40mm length provides snappy, immediate feedback on technical trail sections.
Weight Efficiency
Strikes a smart balance between lightweight materials and necessary structural integrity.
Cockpit Stiffness
Rigid construction eliminates unwanted flex during aggressive out-of-saddle climbing efforts.
Geometry Compatibility
Zero-degree rise perfectly complements the slack head angles of modern bikes.
Installation Simplicity
Standard 31.8mm clamp makes swapping bars quick and frustration-free.
Aesthetic Integration
Minimalist design blends seamlessly with almost any mountain bike frame.
Key Specs
Stem Length
40 mm
Stem Angle
0 degrees
Handlebar Clamp Diameter
31.8 mm
Steerer Tube Diameter
1-1/8 inches
Know before you buy
Still have a question?
Ask Metto anything about the FSA Afterburner Stem before you decide.
