Fiocchi Field Dynamics .300 Winchester Magnum 180 Grain PSP Brass Rifle Ammo 20 Rounds. Fiocchi's Field Dynamics line of centerfire rifle cartridges can be relied on when game is in your crosshairs. Field Dynamics ammunition is comprised of high-quality components to ensure repeatable point-of-impact and optimal terminal performance from a pointed soft-point projectile. Priced to give hunters plenty of opportunity to practice field-rest shooting and be assured of their rifle's zero and point-of-impact across all hunting distances Field Dynamics cartridges are offered in the most popular small- mid- and large-game calibers and bullet weights to ensure the ideal load for their rifle and for their specific hunting needs. Specifications for Fiocchi Field Dynamics .300 Winchester Magnum 180 Grain PSP Brass Rifle Ammunition: Manufacturer: Fiocchi Caliber: .300 Winchester Magnum Number of Rounds: 20 Bullet Type: Jacketed Soft Point (JSP) Bullet Weight: 180 grain Cartridge Case Material: Brass Muzzle Velocity: 3000 ft/s Application: Big Game Hunting Primer Style: Centerfire Dimensions: 1.60 X 3.60 X 6.90 in Package Contents: Fiocchi Field Dynamics .300 Winchester Magnum 180 Grain PSP Brass Rifle Ammunition What is Fiocchi Field Dynamics .300 Winchester Magnum 180 Grain PSP Brass Rifle Ammunition good for? The manufacturer thinks that it is best for hunting big game.Fiocchi 300WMB: Field Dynamics .300 Winchester Magnum 180 Grain PSP Brass Rifle Ammo 20 Rounds