Hornady Superformance Rifle Ammunition 5.56 NATO – 55 Grain, CX, 20 Rounds (812544)

• 5.56 NATO ammunition designed for enhanced velocity and field performance
• 55 grain CX copper alloy bullet supports expansion and penetration
• Superformance propellant increases velocity over standard loads
• 20 rounds per box suitable for shooting or hunting use
• Maintains consistent performance across a wide temperature range
• Copper alloy projectile supports high weight retention on impact

The Hornady Superformance 556NATO 55 Grain CX 20 Round Box is a rifle ammunition cartridge designed for hunting and field use.

This Hornady Superformance rifle ammunition is chambered in 5.56 NATO and features a 55 grain copper alloy eXpanding CX bullet with controlled expansion and high weight retention. It is packaged in a 20 round box and is part of the Superformance series. The CX bullet construction uses a monolithic copper alloy design. This product is used for hunting and general shooting applications with 5.56 NATO rifles. In standard configurations, the Hornady Superformance 556NATO 55 Grain CX ammunition is categorized as centerfire rifle ammunition with defined grain weight, consistent cartridge dimensions, and factory-loaded specifications.