The FN Guardian in 5.56mm (MPN 36-100740) pairs a 16-inch barrel with an A2 flash hider, giving shooters an FN-built AR-15 in a straightforward black configuration. FN America cuts a 1:7-inch rate of twist and includes a Picatinny rail for mounting optics or iron sights. A manual thumb safety runs the semi-automatic action, and the rifle feeds from an included 30-round magazine. Among modern sporting rifles in the AR rifles category, the Guardian favors shooters who want an FN-manufactured AR-15 with proven military-contractor heritage.

Key Specifications

• Chambered in .223 Rem/5.56 NATO with a 1:7-inch rate of twist.
• Features a 16-inch barrel.
• Capped with an A2 flash hider.
• Includes a Picatinny rail for optics or iron sights.
• Uses a manual thumb safety.
• Finished in black.
• Overall length is 42.5 inches, weighing approximately 10.4 pounds.
• Feeds from an included 30-round magazine.
• Included magazines: 1 30rd..

Frequently Asked Questions

Does this rifle include a magazine? Yes, a 30-round magazine ships with the rifle.

What is included for aiming? A Picatinny rail for mounting optics or iron sights.

Buy the FN Guardian 5.56mm

An FN-manufactured AR-15 with proven military-contractor heritage is exactly what the Guardian delivers. As soon as it is ready to ship, order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.