surfboard fins for quick and responsive maneuvers-FCS II Modern Keel Twin Fins - Black

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A modern take on a true classic, the FCS II Modern Keel Twin Fins gives you the best of both worlds for traditional fish shapes.

Fin Size:

  • Base: 4.61" / 117mm
  • Depth: 5.5" / 139.5mm
  • Area: 25.05" / 16160mm
  • Sweep Degree: 39
  • Foil: Flat / Bev