Ask A Shaper — ideal

What is the Ideal Fin Size? The fins on the surfboard have a big impact on a number of things, including the manoeuvrability and stability of the surfboard. This article will briefly go over basic information regarding the size and weight of FCS and Future fins.   FCS Fins SMALL (S) = 55-70 KGEXTRA SMALL (XS) = Under 55 KG MEDIUM (M) = 65-80 KG LARGE (L) = 75-90 KG EXTRA LARGE (XL) = Over 85 KG             FUTURE Fins EXTRA SMALL (XS) = 34-53 KG SMALL (S) = 48-70 KG MEDIUM (M) = 65-88 KG LARGE (L) = Over 80 KG      ...