Springfield Armory 1911 Ronin AOS Gear Pac 9mm Luger 5in Stainless/Satin Cerakote Pistol - 9+1 Rounds - The Ronin AOS in 9mm combines a legacy of service with modern features. Built for strength, the Ronin features forged steel slides and frames; carbon steel in the slide and stainless steel in the frame; and a hammer-forged barrel for lasting durability. It includes a standard 5in barrel with a traditional recoil spring assembly and barrel bushing. Enhanced with AOS, the Ronin employs a series of plates fitting popular optics like RMR, Shield, Delta Point Pro, and Docter. Each AOS plate integrates a rear sight, ensuring proper optic height, an intuitive sight picture, and visible co-witnessing in nearly all optic configurations, making the Ronin a versatile, modernized firearm ready for a lifetime of service. 1:16in Twist Optic Ready Mount Type: DeltaPoint Pro Footprint Sights: Fiber Optic Front, Black Serrated Rear Barrel: Forged Stainless Steel, Match Grade, Fully Supported Ramp Slide: Forged Carbon Steel, Serrated, Blued Recoil System: GI Style Frame: Forged Stainless Steel with Satin Cerakote Finish Grips: Crossed Cannon Checkered Wood Laminate Trigger: Skelotonized Gear Pac Includes: Four magazines Viridian RFX-11 Green Dot Optic Pistol bag