FCS FK-2 Fish Keel Fin
Top Pick
FCS

FCS FK-2 Fish Keel Fin

4.6

Best traditional keel fins for retro fish surfboard enthusiasts

A refined take on the classic keel fin, these provide the necessary drive and speed for fish shapes without the excess weight of traditional fiberglass. They offer a stiff, reliable feel that excels in smaller, everyday surf conditions.

$128.00

In stock

at

Catalyst Shop

Fin System Type

Who it's for

  • Surfers seeking maximum stability and speed on retro twin fins
  • Traditionalists who prefer the solid feel of fiberglass construction
  • Intermediate riders wanting to improve their flow on open faces

Who should skip it

  • Surfers with modern boards using tool-less FCS II systems
  • Multi-board owners looking for a versatile, all-around fin set
  • Light-footed surfers riding very small or weak summer waves

Performance breakdown

Maneuverability

Increased flex allows for tighter, more responsive turns on retro shapes.

Excellent

Speed Generation

The 80/20 foil balances hold with a lively, fast-feeling release.

Excellent

Weight Efficiency

Performance Core construction keeps the setup light without sacrificing structural integrity.

Excellent

Turn Transitions

Smoother rail-to-rail transitions compared to traditional, bulkier keel fin designs.

Excellent

Predictability

Offers a looser, more playful ride than standard, rigid keel fins.

Good

Versatility

Adapts well across various fish and retro twin surfboard shapes.

Excellent

Key Specs

Fin System

FCS Twin Tab

Fin Setup

Twin Fin

Construction

Performance Core

Foil

80/20

Number of Fins

2

Compatibility

Fish, funboard, and retro twin setups

Know before you buy

Still have a question?

Ask Metto anything about the FCS FK-2 Fish Keel Fin before you decide.

FCS FK-2 Fish Keel Fin

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