Type of use: the Shark-fin shaft can be used on the spear gun with open muzzle Fins: Hydrodinamic shape, small dimensions and a smart assembling system, give an High coefficient of penetration through the water.
Fins material: billet, temperate stainless steel
Material: Sandvikstainless steel up to 52 Hrc. Laboratory and in-water tests demonstrate excellent mechanical characteristics of hardness and elasticity. The better stainless steel adapted for this application
Barbs 1 pcs: stainless steel, length 74mm, thickness 1mm