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K4 Fins / 3SW freestyle-wave fin for RRD

    3SW freestyle-wave fin for RRD


    The 3SW freestyle-wave fin for RRD. Developed with help from the Official Test Centre Weymouth.  A fin that will give you amazing speed and control, secure and loose carving on the fast flats or choppy waves. The material is K4’s ‘Super Stiff’, the ideal composite for freestyle-wave fins; great reflex, stiff enough for excellent acceleration and direct response, enough flex for speed, grip and control. The 3SW also works great in big wave boards.
    Check some early feedback in our blog post, ‘Introducing the 3SW

    More information about our Super Stiff material

    Full specifications here:

    Fin Specs

    Sold as singles for £59.90 each.



    The 3SW freestye-wave fin for RRD. Developed with help from the Official Test Centre Weymouth.

    Additional information


    32cm, 30cm, 28cm, 26cm, 24cm, 22cm, 20cm


    Power box, US box


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