The Hornady Frontier .300 AAC Blackout Ammunition 125 Grain FMJ 20 Rounds is a high-quality, American-made cartridge designed for target shooting, training, and plinking. Built on the traditions of the American frontier, this military-grade ammunition is loaded with Hornady projectiles that deliver exceptional performance. With its full metal jacket and lead core, this ammo provides reliable expansion and penetration. The brass cases are new production, reloadable, and feature a military-grade boxer primer and propellant. This cartridge is perfect for anyone looking for a high-quality target shooting load. Fast shipping ensures you get your hands on this affordable ammunition quickly. Product Features and Specifications: Caliber: .300 AAC Blackout Grain: 125 Grain Type: FMJ (Full Metal Jacket) Case Type: Brass Primer Type: Boxer Velocity: 2175 fps Energy: 1313 ft/lbs Sectional Density: .188 Ballistic Coefficient: .250 G1