FCS Glass Flex Quad Fins (Large)

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  • Overview
  • FCS M-7 in the side paired with FCS G-X centres in the rear. This versatile set delivers smooth transitions between turns, is highly manoeuvrable & be used in a variety of conditions.

Product details


  • Moulded composite fin with engineered flex and tip response.
  • This well rounded template is designed to strike a balance between speed, drive and maneouverability.
  • Quad (4 fin) set.

Ideal Conditions

  • A wide range of conditions from beach breaks to point breaks.

Board Types

  • All board types.
  • Will fit the FCS II Fin System when used with grub screws and the FCS Infill Kit.

Glass Flex

Glass Flex (GF) fins are molded from engineering grade polymer. The flex of these fins has been designed to help novice surfers maintain speed and acceleration as they learn to execute turns and maneuvers.