Hornady Frontier .223 Rem 55gr FMJ 150rd Box

Hornady Frontier .223 Remington / 5.56 NATO 55 grain Full Metal Jacket ammunition is configured for consistent performance in modern sporting rifles. These rounds use brass cartridge cases, military-grade boxer primers, and propellant optimized for reliable ignition and feeding. The 150-round box provides a high-capacity option for range sessions, training, and varmint work. Manufacturing practices emphasize uniform loading and quality control to support repeatable results.

Key Specifications

• The cartridge caliber is .223 REM/5.56 NATO.
• The bullet weight is 55 gr.
• The bullet type is Full Metal Jacket.
• The case material is Brass.
• Each box contains 150 rounds.
• There are 8 boxes per case for a total of 1,200 rounds per case.
• The listed muzzle velocity is 3240 fps.
• The listed muzzle energy is 1282 ft lbs.
• The product line is identified as Frontier Cartridge.
• The manufacturer/model reference is Lake City (as provided in product attributes).

Built with brass cases and military-grade components, this Frontier load is intended for shooters who need predictable, range-ready ammunition for regular use. Its 55-grain FMJ profile offers consistent ballistics and feeding in compatible rifles, making it a practical choice for sustained training sessions and general-purpose field work.

Related Videos: