Hornady Superformance 5.56x45mm NATO 55gr CX Lead-Free Rifle Ammo, 20-Round Box 812544

Product DescriptionHornady Superformance 5.56x45mm NATO ammunition is engineered to boost velocity by up to 1005200 fps over conventional loads while maintaining safe pressures and consistent accuracy. Loaded with Hornadys CX (Copper alloy eXpanding) monolithic bullet, this lead-free hunting load is designed for uniform, controlled expansion, deep penetration, and high weight retention for reliable terminal performance across a broad range of temperatures.Product Highlights Superformance progressive propellants deliver higher velocities (typically 1005200 fps faster than conventional loads) Hornady CX copper-alloy expanding bullet for controlled expansion, deep penetration, and +95% weight retention Lead-free projectile option suitable for areas requiring non-traditional bullets New production, non-corrosive ammunition in reloadable brass cases with Boxer primers Consistent performance across a wide range of temperatures Specs Brand: Hornady Line: Superformance Cartridge: 5.56x45mm NATO Bullet: Hornady CX (Copper alloy eXpanding), monolithic copper alloy expanding Bullet Weight: 55 grain Rounds Per Box: 20 Muzzle Velocity: 3,175 fps Muzzle Energy: 1,231 ft-lbs Ballistic Coefficient (G1): 0.270 Sectional Density: 0.157 Case: Brass Primer: Boxer Corrosive: No Reloadable: Yes Country of Manufacture: United States UPC: 090255719932 Manufacturer Part Number: 812544 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 products manufacturer.