Skeg System 4 is our latest skeg concept. Foil blade is operated with dyneema rope. Rope is simple, light, friction and corrosion free coupling that does not kink. Blade has unique rope adjuster to re-adjust the rope length if necessary. Blade has easy snap in connection which makes it easy to install and remove. Blade is equipped with corrosion free spring which allows free movement upwards when hitting in a obstacle to prevent damages.