IST Aluminum Spearfishing Pole Spear with Sling and Paralyser Tip Annealed aluminum shaft is strong and stays rigid Disassembles for travel and storage Three segment assembly,  diameter hollow tube Includes sturdy, attractive, compartmentalized case Dimensions  Total length when fully assembled: 66 (200cm); segment lengths: 20 + 25 5/8 + 27.5 (50.8cm + 65.09cm + 69.85cm); spear head: 14mm on the female side; prong length: 5