Rock Island Armory M1911 A1 Tac Ultra FS Handgun .45 Auto 8rd Magazine 5" Barrel

The Rock Island Armory M1911 A1 Tac Ultra FS is a full-size 1911 platform handgun chambered in .45 Auto, purpose-built for shooters who want a reliable, proven action without the premium price tag. If you're shopping for a defensive or range 1911 that delivers classic ergonomics and proven stopping power, this RIA offering gives you the real deal—steel frame, proven geometry, and the accuracy potential the 1911 is known for.

At 8.74 inches overall length with a 5-inch barrel, the Tac Ultra FS carries like a traditional full-size service pistol. The weight comes in at 2.5 pounds, giving you enough heft to manage recoil without unnecessary bulk. An 8-round magazine feeds .45 Auto rounds reliably, paired with a trigger break calibrated between 4 and 6 pounds—crisp enough for precision, stout enough for safety. The gun ships with Novak front sights and LPA rear sights, a no-nonsense sight set that works in real light.

Rock Island Armory has built its reputation on delivering 1911s that run hard without the boutique markup. The M1911 A1 Tac Ultra FS combines that straightforward reliability with modern tactical ergonomics. Whether you're zeroing in for concealed carry, building a home-defense loadout, or running it at the range, this handgun won't nickel-and-dime your ammunition budget the way smaller calibers can. It's a no-frills, steel-framed 1911 that works.

Key Features

• Full-size steel frame 1911 platform in proven .45 Auto caliber
• 5-inch barrel for accuracy and sight radius
• Novak front sight and LPA rear sight
• 8-round magazine capacity
• Semi-automatic, single-action trigger mechanism
• 4–6 lb trigger pull

Specifications

Frequently Asked Questions

What caliber is the Rock Island Armory M1911 A1 Tac Ultra FS?

This handgun is chambered in .45 Auto (ACP), the original 1911 cartridge. It carries an 8-round magazine and delivers the stopping power and ballistics the .45 is known for.

Is this gun good for concealed carry or home defense?

The M1911 A1 Tac Ultra FS is a full-size pistol at 8.74 inches long and 2.5 pounds, making it better suited to open carry, duty use, or nightstand defense. Concealed-carry shooters typically prefer compact or officer-size 1911s.

What sights come with this Rock Island Armory 1911?

The Tac Ultra FS ships with Novak front sights and LPA rear sights, both proven tactical sight options that work reliably in varied light.

How much does the M1911 A1 Tac Ultra FS weigh?

The handgun weighs 2.5 pounds, typical for a steel-frame full-size 1911. That weight helps manage .45 Auto recoil and contributes to steady aim.