The Armscor 5.56 55gr FMJ Rock Pack 30rd rifle ammunition is built for shooters who want consistent performance from a trusted brand. This 5.56x45mm NATO load uses a 55 grain full metal jacket bullet, paired with quality brass cases and non-corrosive components to deliver reliable feeding and repeatable accuracy shot after shot.

Designed around the needs of range users and high-volume training, this Rock Pack offers 30 rounds per box, making it convenient for practice sessions and drills. The FMJ bullet profile is well suited for target shooting and general training where clean, predictable ballistics matter most. Backed by Armscor’s long-standing reputation for dependable cartridges, this load provides a straightforward, no-nonsense option for keeping your rifle running smoothly.

Key Features:

• Manufacturer: Armscor
• Model: Rock Pack 50113
• Caliber: 5.56x45mm NATO
• Bullet Weight: 55 Grains
• Bullet Type: Full Metal Jacket
• Casing: Brass
• Rounds Per Box: 30