FCS II Harley Ingleby Longboard Thruster Fin
Best performance upgrade for versatile longboarders seeking speed and control.
These fins offer a blend of speed and drive, specifically engineered for performance-oriented longboarding and SUP surfing. The progressive flex pattern ensures consistent hold through turns, while the tool-less installation system makes mid-session adjustments effortless and quick.
$152.00
Who it's for
- Longboarders seeking a blend of high-performance turns and stable trim.
- Surfers wanting a lightweight fin with a predictable, natural feel.
- Travelers and frequent surfers who value quick, hassle-free equipment swaps.
Who should skip it
- Lightweight surfers who may find the large template difficult to pivot.
- Owners of traditional longboard boxes or original FCS dual-tab systems.
- Traditionalists looking for a classic, heavy single-fin feel for noseriding.
Performance breakdown
Installation Speed
The tool-less FCS II system makes fin swaps nearly instantaneous.
Drive and Acceleration
Performance Core construction generates significant speed through every bottom turn.
Turn Responsiveness
Progressive flex pattern allows for snappy, controlled pivots on the wave face.
Hold and Stability
Provides reliable grip in steeper sections without sacrificing longboard flow.
Versatility
Adapts seamlessly between performance longboards, SUPs, and various 2+1 setups.
Hydrodynamic Efficiency
Refined foil profiles minimize drag for smoother, more efficient gliding.
Key Specs
Side Fin Base
4.61 inches
Side Fin Depth
4.99 inches
Side Fin Area
16.93 square inches
Side Fin Sweep
34 degrees
Side Fin Foil
Flat
Single Fin Base
4.84 inches
Single Fin Depth
5.27 inches
Single Fin Area
18.51 square inches
Single Fin Sweep
32.1 degrees
Single Fin Foil
50/50
Know before you buy
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