Freedom Munitions Big Grains .50 AE 325 Grain RNFP Brass Pistol Ammo 20 Rounds. Big Grains is here to meet the demands of the big bore aficionado with affordable ammunition in the most popular cartridges. Built using premium copper plated projectiles from X-Treme Bullets Big Grains offers economy and accuracy in cartridges traditionally seen as too expensive for high volume shooting. Big Bores. Big Bullets. Big Grains. Specifications for Freedom Munitions Big Grains .50 AE 325 Grain RNFP Brass Pistol Ammunition: Manufacturer: Freedom Munitions Caliber: .50 Action Express Number of Rounds: 20 Bullet Type: Round Nose Flat Point (RNFP) Bullet Weight: 325 grain Cartridge Case Material: Brass Application: General Package Contents: Freedom Munitions Big Grains .50 AE 325 Grain RNFP Brass Pistol Ammunition Freedom Munitions FMBG50AERF325N20: Big Grains .50 AE 325 Grain RNFP Brass Pistol Ammo 20 Rounds