FSA SL-K Light Carbon Crankset
Best lightweight performance upgrade for serious road cyclists.
A high-performance carbon crankset that balances stiffness and weight for serious road riders. Its versatile spindle design ensures broad frame compatibility, while the refined aesthetic offers a clean, professional look for any build.
$317.99
at
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Who it's for
- Cyclists prioritizing weight savings for competitive racing or challenging climbs.
- Riders seeking maximum efficiency and responsiveness from their drivetrain.
- Enthusiasts who value both performance and the visual appeal of their bike.
Who should skip it
- Budget-conscious riders or those new to performance cycling components.
- Aggressive riders or those frequently navigating rough terrain.
- Mechanically inexperienced users or those with non-standard bike setups.
Performance breakdown
Power Transfer Efficiency
Hollow carbon arms minimize flex for direct, responsive pedal strokes.
Weight Optimization
Impressively light build sheds rotational mass without sacrificing structural integrity.
Frame Compatibility
The 386EVO spindle design adapts seamlessly to nearly any road frame.
Shifting Precision
CNC-machined rings provide crisp, reliable gear changes under load.
Aesthetic Integration
Unidirectional carbon finish offers a clean, modern look for high-end builds.
Drivetrain Versatility
Works reliably across most major 10 and 11-speed drivetrain ecosystems.
Key Specs
Compatibility
Shimano, Sram and Campagnolo 10/11-speed drive trains
Crank Arm Length
170 mm
BCD
110 mm
Chainrings
50/34T
Chainring Bolts
Alloy AL7075
Spindle
Forged alloy AL7060 386EVO
Weight
600 g
Spindle Diameter
30 mm
Number of Chainrings
2
Chainring Mount Type
Asymmetric
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