Shop › FIOCCHI DFN DYN 357MAG 158GR 50/1000 FIOCCHI DFN DYN 357MAG 158GR 50/1000 $56.95 Fiocchi Ammunition Defense Dynamics, 357 Magnum, 158 Grain, Jacketed Hollow Point, 50 Round Box 357B Quantity: Add To Cart Added! Fiocchi Ammunition Defense Dynamics, 357 Magnum, 158 Grain, Jacketed Hollow Point, 50 Round Box 357B