FCS II H4 Quad Rear Fin Set

The H4 looks and surfs differently to any other fin. Precision Swiss engineering matched with a highly evolved template provides an unprecedented level of control and predictability at high speeds.

Quad Rears are designed to work with both medium & large H4 sets.

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Rated 5.0 out of 5
Based on 19 reviews
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  • Overview

    This set comes equipped with 2 x Quad Rear Fins, designed to work with both medium & large H4 sets.

     

    UNIQUE TEMPLATE

    While the science behind the template, materials & the foils are highly complex. Every component of this fin has been engineered to create a simple synergy between the fin & the surfboard, the rider & the wave.

    • REAR FIN SYNERGY: The H4 quad rear combines the power + control of the H4 thruster, with the added speed & drive of a quad.
    • QUAD REAR PROFILE: A similar hybrid outline on the front and rear fins helps minimise turbulence + provides a smooth and predictable feel.
    • ENHANCED FOILS: Revolutionary new foil designed to grip longer through turns and promotes perfect rail-to-rail transitions.

    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.

     


  • NEW CONSTRUCTION
    • PRECISION SWISS ENGINEERED: Creates perfect synergy between fin geometry & HI-FI materials, giving a smooth & predictable feel.
    • HIGH-DENSITY UNI-DIRECTIONAL CARBON FIBRE: Light & super strong with custom orientation to transfer more of your energy into speed than any other fin.
    • DYNAMIC TRAILING EDGE: Internal composite morphs under extreme load, enabling the fins to be pushed harder without sliding out.
    • INNOVATIVE PRODUCTION: Highly specialised robotic automation combined with camera-assisted quality control, ensures absolute accuracy. 
  • MEDIUM (65Kg - 80Kg / 145 - 175 Lbs)

     Fin

    Base (inches)

    Base (mm)

    Depth (inches)

    Depth (mm)

    Area (inches)

    Area  (mm)

    Sweep Deg°

    Foil

    Q-Rear  4.09 103.7 4.24 107.5 12.62 8140 31.4° IFT - 80/20

    View the FCS Fin Data page for Base/Depth/Area/Foil information.


  •  
    average rating 5.0 out of 5
    Based on 19 reviews
    • 5 Stars
      19 Reviews
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    100% of reviewers would recommend this product to a friend
    Customer photos and videos
    19 Reviews
    Reviewed by Gustavo B.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5
    Review posted

    H4 Quad

    Speed and curves!

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    Reviewed by Luke J., from Australia
    Verified Buyer
    I recommend this product
    Surfing Ability
    Experienced
    Board Type
    • Performance
    • Funboard
    • Step Up
    Rated 5 out of 5
    Review posted

    Ultimate quads

    Must have for my sharpeye quad boards all my quad boards go amazing with this fin set up. Fast and responsive and reliable.

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    Reviewed by Sergio M.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5
    Review posted

    Very good fins

    Very good fins

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    Reviewed by Lula C.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5
    Review posted

    Incredible fins

    My board just felt like a much better board! More drive and agility!

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    Reviewed by H2osportitalia
    Verified Buyer
    I recommend this product
    Rated 5 out of 5
    Review posted

    the best fin ever tried

    purchased a few weeks I immediately had the opportunity to try them in different wave conditions. quad set mounted on my sup 8.3. Fantastic fins generate a lot of speed in the pump, super control even in steep sections of waves. I recommend them to anyone looking for the top

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