Hornady Frontier 5.56 NATO 55 grain FMJ is a 20-round box of centerfire rifle cartridges configured for routine range use, training, and small-game applications. These rounds are described as using full metal jacket bullets with brass cartridge cases and military-grade boxer primers. The listed muzzle velocity for the 55 gr load is 3240 fps and the ballistic coefficient is given as .243 (G1). The Frontier line is positioned for consistent, general-purpose performance across a variety of shooting activities.
Key Specifications
- Caliber: 5.56 NATO.
- Bullet weight: 55 gr.
- Bullet type: Full Metal Jacket (FMJ).
- Cartridges per box: 20.
- Boxes per case: 25.
- Muzzle velocity: 3240 fps.
- Muzzle energy: 1282 ft lbs.
- Case material: Brass.
- Ballistic coefficient: .243 (G1).
- Units per case: 500.
Frontier 55 gr FMJ rounds are a straightforward, service-oriented option for shooters who prioritize consistent loading and reliable cycling for regular range sessions and training. With brass cases and military-grade primers, this load is built to offer dependable performance for target work and routine practice where predictable ballistics and feeding are important.
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