FSA SL-K Crankset
FSA

FSA SL-K Crankset

4.4

Best modular upgrade for performance oriented road and gravel cyclists.

This modular crankset offers a versatile solution for riders looking to bridge the gap between road and gravel performance. Its adaptable spindle design ensures compatibility with a wide range of bottom bracket standards, while the carbon construction keeps weight low without sacrificing stiffness.

$441.00

In stock

at

Pro Bike Supply

Crank Arm Length Mm 175
Number Of Chainrings 2

Who it's for

  • Multi-discipline cyclists seeking a single crankset for various riding styles
  • Performance-oriented riders looking to reduce bike weight without sacrificing rigidity
  • Bike builders wanting a future-proof component that fits most modern frames

Who should skip it

  • Home mechanics who prefer using standard tools for routine bike maintenance
  • Budget-conscious cyclists looking for the best value-to-performance ratio
  • Competitive racers prioritizing the absolute lowest weight possible for climbing

Performance breakdown

Power Transfer Efficiency

The stiff carbon construction ensures minimal energy loss during hard efforts.

Excellent

Weight Optimization

Hollow carbon arms keep the rotating mass impressively low for climbing.

Excellent

System Compatibility

Modular design adapts seamlessly to a wide range of frame standards.

Excellent

Durability

Forged aluminum spindle withstands the rigors of gravel and rough terrain.

Excellent

Installation Versatility

Direct mount architecture simplifies chainring swaps for different riding conditions.

Excellent

Gearing Range

Double chainring setup provides reliable ratios for both road and gravel.

Excellent

Key Specs

Material

Hollow carbon fiber arms, Forged AL7050 spindle

Weight

670 grams

Crank Arm Length

175 mm

Bolt Circle Diameter

90 mm

Chainring Mount Type

Direct mount outer, 90 BCD inner

Number of Chainrings

2

Spindle Diameter

30 mm

Intended Use

Gravel, Road

Drivetrain Speed Compatibility

11-speed

Bottom Bracket Interface Type

386 EVO

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FSA SL-K Crankset

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Around the Cycle
Around the Cycle
Out of stock
$441.00
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Pro Bike Supply
Pro Bike Supply
In stock
$441.00
Buy