Hayden Shapes' FCS II Tri-Quad (5 fin) Shaper Fin: Crafted by Hayden Cox Ideal for HS Hypto Krypto and other high-volume boards with lower rocker Enhances speed when driving off the bottom, particularly on longer open face waves Hayden Shapes 'HS' crafted fin. A versatile template with an extended base for remarkable speed when driving off the bottom.