best surfboard fins for flat-water surfing-C-Fin Concrete Rust 9

High aspect flex fin with slightly more area carried through to the tip which allows the best of both worlds - stable nose riding and drive through turns.
Generous rake allows for wide arcing driving turns when open face waves prevail, minimal drag, fast, manoeuvrable.

To suit: Smooth Operator, Chop OP, Acid, Fat Cat.

All Gato Heroi fins are laid up & tinted by hand in the USA so colours may vary slightly from batch to batch.