Fiocchi Defense Dynamics 357 Magnum 158 Grain JHP Brass Cased Pistol Ammo 50 Rounds. From deep concealment micro pistols and snub-nose revolvers for discrete public carry to defensive rifles and shotguns in the home or on the road. Filling all those magazines and cylinders with reliable-performing defensive ammunition can be expensive especially when dealing with multiple calibers and chamber gauges. With a focus on jacketed and semi-jacketed hollow points buckshot and slugs the Defense Dynamics line delivers professional results for price-conscious defensive ammunition. Specifications for Fiocchi Defense Dynamics .357 Magnum 158 Grain JHP Brass Cased Pistol Ammunition: Manufacturer: Fiocchi Caliber: .357 Magnum Number of Rounds: 50 Bullet Type: Jacketed Hollow Point (JHP) Bullet Weight: 158 grain Cartridge Case Material: Brass Muzzle Velocity: 1220 ft/s Application: Home Defense Personal Defense Package Type: Box Included Accessories: None Primer Style: Centerfire Lead Free: No Velocity: 1250 fps Package Contents: Fiocchi Defense Dynamics .357 Magnum 158 Grain JHP Brass Cased Pistol Ammunition The Fiocchi 357Mag 158gr JHP /50 357B is a quality addition to the Fiocchi lineup. For more great deals on 357 Magnum Ammunition by Fiocchi please browse our Fiocchi Ammunition page. Fiocchi 357B: Defense Dynamics 357 Magnum 158 Grain JHP Brass Cased Pistol Ammo 50 Rounds