Product Description Frontier Cartridge Military Grade rifle ammunition is American made and built for consistent performance across a wide range of shooting applications. This 5.56x45mm NATO load features a 62-grain Full Metal Jacket (FMJ) projectile in brass cases, assembled with military-grade components including boxer primers and propellant. Ideal for high-volume range time, training, and target shooting, Frontier Cartridge is designed to deliver reliable function and repeatable results. Product Highlights Military-grade 5.56x45mm NATO centerfire rifle ammunition for dependable range and training performance 62-grain Full Metal Jacket (FMJ) bullet designed for smooth feeding and consistent accuracy Brass cases with boxer primers-reloadable design for shooters who save their brass 150-round pack is ideal for bulk practice sessions and carbine courses Loaded with Hornady bullets and built with modern quality-control standards for reliability Specs Brand: Frontier Cartridge Manufacturer Part Number: FR2615 UPC: 090255712957 Cartridge / Caliber: 5.56x45mm NATO Bullet Weight: 62 grain Bullet Type: Full Metal Jacket (FMJ) Case Material: Brass Primer Type: Boxer (reloadable) Muzzle Velocity: 3,060 fps Muzzle Energy: 1,289 ft-lbs Ballistic Coefficient: 0.274 (G1) Rounds Per Box: 150 Boxes Per Case: 8 Country of Origin: USA Corrosive: No Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.