Metal spear tip with 2 stainless steel floppers, with a standard thread for the threaded rods to run on airguns and arbalete. The mach spear head is a dual flopper. Conical point. Threaded spear tip. The stainless steel dual flopper setup folds against the tip for the ultimate in penetration. Yet provides dual floppers for the ultimate in fish holding power. Threaded to fit pneumatic shafts and threaded euro shafts.