Frontier Cartridge 5.56 NATO XM193 55 Grain FMJ Boat Tail Ammo

5.56 NATO Ammo from Frontier Cartridge delivers military-grade performance with XM193 55 grain Full Metal Jacket Boat Tail bullets loaded to US military specifications. Manufactured at the Lake City Army Ammunition plant using Hornady components, this ammunition provides reliable accuracy for target shooting, training, and high-volume range use. Frontier rounds feature brass cases, military-grade primers, and quality propellant for consistent performance. Designed for shooters who want dependable 5.56 NATO ammunition with proven military production standards.