Wishlist FCS FCSII H4 Fins | Accelerator Range | Thruster Fin Set | Carbon Fibre | FCS 2 | Top of The Range Surfboard Fins | Ultimate Speed and Drive $249.95 FCSII H4 Fins | Accelerator Range | Thruster Fin Set | Carbon Fibre | FCS 2 | Top of The Range Surfboard Fins | Ultimate Speed and Drive The H4 looks and surfs differently from any other fin. Precision Swiss engineering matched with a highly evolved... Choose Options Compare