Hornady Frontier 5.56 NATO 55gr FMJ – 20rd Box

Description

Military-grade reliability with American-made precision. Hornady® Frontier® 5.56 NATO 55gr FMJ delivers consistent performance in a wide range of semi-auto platforms, making it a trusted choice for training, plinking, and general-purpose rifle use.

Overview

The Frontier 5.56 NATO 55gr Full Metal Jacket is loaded to M193 specifications with Hornady bullets, clean-burning propellant, and military-grade Boxer primers. Built using state-of-the-art manufacturing processes and held to tight quality standards, this load delivers reliable cycling, consistent ignition, and repeatable accuracy shot after shot.

Each cartridge features reloadable brass cases and is designed to perform across a wide variety of platforms, including AR-15 pattern rifles. Whether you’re logging serious range time or running drills, Frontier ammunition offers dependable function and proven performance—all backed by Hornady’s reputation for quality.

Key Features:

• Caliber: 5.56 NATO (5.56x45mm)

• Bullet Weight: 55 grain

• Bullet Type: Full Metal Jacket (FMJ), M193-style

• Muzzle Velocity: ~3,240 fps

• Muzzle Energy: ~1,282 ft-lbs

• Case Type: Reloadable brass

• Primer Type: Boxer, non-corrosive

• Propellant: Military-grade, clean-burning

• Manufacturing Standards: SAAMI spec, ISO-certified facility

• Country of Origin: USA

Use Case:

• Ideal for range training, high-volume plinking, and general-purpose rifle use

• Reliable cycling in AR-15 and other 5.56 semi-auto platforms

Box Contains:

• 20 rounds of factory-loaded 5.56 NATO FMJ ammunition