Designed in collaboration with leading surf athletes and surfboard shapers, FCS offers a diverse range of surfboard fins suited to a variety of board models, wave conditions and surf styles. So whether you’re looking to improve your speed, flow, control or power, you’re in the right place.

FCS surfboard fins are the preferred choice by the world’s best surfers and shapers, and for good reason. Our revolutionary fins and fin systems provide full flexibility to choose your experience as you chase that feeling on the waves. All the fins you’ll ever need - quads, thrusters, keels, and longboard fins.

Choose from the FCS Essential Families – Reactor, Performer, Control, Accelerator, Carver or head to Specialty for that something extra.

  • FCS II Accelerator PC Tri Fin Set

    Speed, flow and response with added control. Excels in critical conditions. 


    Designed for a balance of speed, flow & response with added control.

    Oversized, all-round template with a fuller tip.

    Ideal for surfers who like to attack the wave and perform aggressive turns.

    Ideal Conditions

    A wide range of conditions, particularly good in critical overhead waves.

    Board Types

    Designed to fit the FCS II Fin System.

    Recommended for performance shortboards with moderate-to-low rocker.

    Fin Family

    Accelerator: Find Control. Speed, flow and response with added control.

    Performance Core

    Performance Core (PC) fins are made using a multi-layered resin transfer molding process. The flex pattern in PC fins extends progressively from the base through to the tip, helping the surfer to maintain drive and hold through a turn. This versatile fin material is light and can be used in a variety of different conditions.

    MEDIUM (65Kg - 80Kg / 145 - 175 Lbs)
    LARGE (75Kg - 90Kg / 165 - 200 Lbs)


    Base (inches)

    Base (mm)

    Depth (inches)

    Depth (mm)

    Area (inches)

    Area  (mm)

    Sweep Deg°


    MED 4.39111.54.58116.315.28986033.7Flat
    LRG 4.50114.34.70119.216.061036033.7°Flat