Springfield Armory Ronin 1911 AOS .45 ACP 4.25″

The Springfield Armory Ronin 1911 AOS is a modernized 1911 platform chambered in .45 ACP with a 4.25" barrel and factory optics integration. It pairs a forged alloy frame with a forged blued slide and a hammer-forged stainless barrel to balance durability and carry weight. The Agency Optic System (AOS) provides compatibility with multiple popular red dot footprints while maintaining an integral rear sight for co-witnessing.

Key Specifications

• Chambered in .45 ACP.
• Barrel length is 4.25".
• Magazine capacity is 8 + 1.
• Frame is a forged aluminum alloy.
• Slide is forged carbon steel, blued and optics-ready.
• Barrel is stainless, hammer-forged match grade.
• Sights include a fiber optic front and a black serrated rear.
• Grips are Crossed Cannon wood laminate.
• Includes the Agency Optic System (AOS) supporting RMR, Shield, Delta Point Pro, and Docter footprints.
• Recoil system is commander length GI style.

Designed for shooters who value traditional 1911 ergonomics with modern optical capability, the Ronin AOS delivers a compact, balanced package suitable for range work and everyday carry. Its optics-ready slide and integral plate/sight configuration simplify mounting a red dot while preserving a familiar sight picture and manual-of-arms. The combination of forged components, match-grade barrel, and upgraded sights and grips makes this Ronin a practical choice for those seeking a durable, carry-capable 1911 with factory-installed optic compatibility.