The JBL Fixed 4' One-Piece Pole Spear features aircraft-grade 6063 annealed aluminum construction. In addition to offering extra rigidity, it ensures optimum energy transmission without any flex. This gold standard pole spear is machine-swaged that contributes to improved hydrodynamics. With fully adjustable sling length and threaded stainless tip, it accepts 6mm point. Featuring replaceable surgical black rubber sling, it allows easy adjustment compliant with power variations. The JBL Fixed 4' One-Piece Pole Spear is perfect for rock bottom, lower visibility and reef hunting.