Description Winchester Ammo WM193100 5.56mm 55gr Full Metal Jacket 100 Per Box/10 CaseWinchester USA WM193100 5.56mm 55gr FMJ Ammunition is built for consistent performance in training, target shooting, and tactical applications. Each round features a 55-grain full metal jacket (FMJ) bullet with a muzzle velocity of 3,180 fps, offering flat trajectories and reliable feeding in semi-automatic and bolt-action rifles. Packaged in a 100-round battle pack, this ammo is manufactured to Lake City military specifications, ensuring dependable ignition and accuracy. Ideal for high-volume shooters, each case includes 10 boxes (1,000 rounds total).Key Features:Chambered in 5.56x45mm NATO for AR-platform and compatible rifles55-grain full metal jacket bullet for consistent feeding and accuracyMuzzle velocity of 3,180 fps and energy of 1,235 ft-lbsBrass-cased, boxer-primed, and reloadableManufactured to Lake City military specificationsIdeal for training, target shooting, and tactical drillsPackaged in 100-round battle packs for easy transport10 boxes per case (1,000 rounds total)Specifications:Brand Name: WinchesterModel Number: WM193100UPC: 020892229020Caliber: 5.56x45mm NATOBullet Weight: 55 grainsBullet Type: Full Metal Jacket (FMJ)Muzzle Velocity: 3,180 fpsMuzzle Energy: 1,235 ft-lbsCase Material: BrassPrimer Type: Boxer, non-corrosiveReloadable: YesRounds per Box: 100Rounds per Case: 1,000 (10 boxes)Application: Target, Training, TacticalMade in: USA