The Springfield 1911 Ronin AOS pistol in .45 ACP with a hot salt blued slide and satin aluminum frame (brand part no. PX9118LAOSPAC) blends strength, reliability, and quality in a lightweight design. Springfield Armory forges the alloy frame to keep weight around 30 ounces for easy carry, and the 4.25-inch barrel uses a traditional bushing system with a hammer-forged stainless steel barrel for durability. Enhanced with AOS, the Ronin accommodates modern optics via plates fitting RMR, Shield, Delta Point Pro, and Docter footprints, with an integral rear sight on each plate for proper optic height and co-witnessing. Crossed-cannon wood laminate grips and a fiber-optic front sight round out the build, and the pistol ships with four 8-round magazines. Among classic-styled AOS-ready 1911-pattern semi-auto handguns, this Ronin AOS configuration favors shooters who want traditional styling with modern optics compatibility.

Key Specifications

• Chambered in .45 ACP.
• Capacity of 8+1 rounds.
• The barrel measures 4.25 inches, hammer-forged stainless steel.
• The slide is hot salt blued, over a satin aluminum Cerakote frame.
• The grips are crossed-cannon wood laminate.
• The slide is AOS-enhanced, supporting RMR, Shield, Delta Point Pro, and Docter optics.
• Four 8-round magazines ship with the pistol.
• Rifled with a 1-in-16 twist rate.
• The sights are ADJUSTABLE.
• The safety is Beavertail.
• The sights are Front: FO / Rear: U Notch.
• The slide is Optic Ready/Serrated.
• The action is semi-automatic, cycling each round via the pistol’s own recoil.

Frequently Asked Questions

What optics does this AOS slide support? A wide variety including RMR, Shield, Delta Point Pro, and Docter footprints, with co-witnessing sights.

What grips does this pistol use? Crossed-cannon wood laminate grips.

Buy the Springfield 1911 Ronin AOS Pistol

Classic blued styling with modern optics compatibility is exactly what this Ronin AOS delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.