There K4 New Foil Spear It is an absolute innovation designed and patented by the Italian spearfishing champion Nicola Riolo and is based on the experience of the famous K4. It is a "harpoon" with 4 original Mustad highly penetrating points available in two versions: with a thread diameter Ø 7mm suitable for rods ranging from 6.5 to 8 mm – with thread diameter Ø 6mm.
Compared to its bigger sister, the Fiocina k4 New Foil has 4 stabilizing fins, called foils, which allow the spear to “cut the water” in a unique way.
These are light and perfectly hydrodynamic spears , They can be easily mounted on the tip of the Tahitian and offer significant advantages.