FCS II Retro Keel Twin Fins Sale (S-M / Performance Glass / White)

Low aspect keel twin designed for fish shapes. Fast and loose with minimal drag. Performance Material Size Overview Low aspect keel template designed for fish shapes with contemporary outlines and concaves. Lowest area keel in the FCS range. Feels fast and loose with minimal drag, and encourages a more progressive and radical approach to riding a fish. Board Types Designed to fit the FCS II Fin System. Recommended for all board types including fish, funboard, and twin fin boards. Performance Glass Performance Glass (PG) fins are machine cut from layers of solid fiberglass. These fins are stiff, and are widely used by pro level surfers because the integrity of the flex is maintained under immense force, and in the most extreme of conditions and situations. Small - Medium New Sizing for Specialty Fins You may notice new size ratings for our Specialty Fin Range. Previously, all Specialty Series fins were rated an XL. To better reflect fin sizing, we now have 3 new size categories: S-M, M-L, and L-XL. Please refer to the Size/Fin Data tab on the product page to compare dimensions, or you can find more information on the FCS Fin Data Page Fin Base (inches) Base (mm) Depth (inches) Depth (mm) Area (inches) Area (mm) Sweep Deg° Foil S/M 7.28 184.8 4.73 120.0 22.58 14565 38.3° 80/20 View the FCS Fin Data page for Base/Depth/Area/Foil information.