Description D-Six Fins Twin Tab Side Fin Set (FCS & FCSII Compatible) Our series of Surfland Surf Fins have been developed to provide a comprehensive range in a price point alternative to the big brands. All our fins are manufactured by using premium quality resins that are pressure moulded with a lightweight Hexcel core, this core is sandwiched in a way to provide a consistent flex curve across the range. The outline profiles we use are optimised to be broad based, making them best suited for use across a wider range of board types and wave conditions. Fins should be selected based on rider weight, board type, wave conditions and preferred riding style. Generally, the below should be applied based on weight when selecting size. GX / XS = < 55kg G3 / S = 50 – 70kg G5 / M = 60 – 85kg G7 / L = 80 – 100kg G9 / XL = 90kg 5.7 = Dedicated Twin Fin boards Related