Looking to add a versatile, rugged, and highly collectible piece of American firearm history to your collection? Up for sale is a gorgeous, fully transferable Ruger AC-556 chambered in 5.56mm NATO / .223 Rem.

Unlike the shorter folder variants, this is the classic 18" standard barrel configuration, offering superior velocity, a longer sight radius, and that iconic mini-14 silhouette with a serious select-fire upgrade.

The Details

  • Manufacturer: Sturm, Ruger & Co.

  • Model: AC-556

  • Caliber: 5.56x45mm NATO / .223 Remington

  • Barrel Length: 18 inches

  • Fire Control: Safe / Semi-Auto / 3-Round Burst / Full Auto

  • Condition: Excellent overall condition. Mechanically perfect, tight lockup, with a bright bore and sharp rifling. Minor handling marks consistent with light use.

What’s Included

This package is range-ready and comes with everything you need to enjoy both practical shooting and heavy-duty mag dumps:

  • (1) Original 30-Round Steel Magazine – Reliable, classic, and perfect for standard shooting.

  • (1) 100-Round Beta C-Mag Twin-Drum Magazine – Ultimate fire superiority. Perfect for letting that full-auto or 3-round burst mode truly shine. Includes loading tool and graphite lubricant.

Why the AC-556?

The AC-556 is legendary for its durability and ease of maintenance, sharing a design lineage with the ultra-reliable Garand breechbolt system. Parts are highly accessible, and because it features a factory three-round burst setting alongside full-auto, it is incredibly controllable and a blast to shoot.

NFA DISCLAIMER: This is a fully transferable Class 3 National Firearms Act (NFA) firearm. All NFA rules and regulations apply. It must be transferred via an ATF Form 3 to your local SOT dealer, or via a Form 4 for in-state transfers. Please ensure this firearm is legal to own in your state/municipality before bidding or buying.

Contact us today to add this centerpiece to your vault!