Frontier 55 gr FMJ – 5.56 (20 Rounds)

Frontier 5.56 — 55 gr Full Metal Jacket (20-Round Box)

Reliable practice rounds. Compact box for range sessions.

The Frontier 5.56 55-grain Full Metal Jacket is a range-ready rifle cartridge packaged in a compact 20-round box for shooters who want dependable feeding and consistent function in AR-style platforms. Built with factory-matched components and brass cases, this FMJ load is optimized for target work, drills, and training where predictable cycling and economical performance matter.

Key Features

• Caliber / Load: 5.56 NATO / .223 Rem compatible — 55 grain Full Metal Jacket (FMJ)

• Quantity / Packaging: 20 rounds per box — convenient for range trips and storage

• Bullet Type: Full Metal Jacket for smooth feeding and predictable target performance

• Case: Brass cases for consistent extraction and potential reloading where permitted

• Primer / Components: Factory-matched primers and powders tuned for reliable ignition and cycling

• Use: Intended for target shooting, drills, and general range practice in AR-style rifles

Why It Stands Out

Frontier’s 55 gr FMJ load delivers balanced, economical performance with brass-cased construction and consistent factory components—making it a reliable choice for shooters who run high-repetition drills but still want dependable function and clean extraction.

Perfect For

• Range regulars and trainers running marksmanship and mag-change drills

• New shooters practicing fundamentals on AR-pattern rifles

• Instructors and clubs stocking consistent, compact-box practice ammo

• Shooters who prefer brass-cased FMJ for predictable feeding and potential reloadability