Armscor/Rock Island Armory GI Series 45 ACP

The Armscor/Rock Island Armory GI Series in .45 ACP is a full-size 1911-style semi-automatic pistol built to serve in range, service, and duty roles where a traditional 1911 platform is preferred. Its engineering emphasizes a familiar manual-of-arms and straightforward operation for shooters who train with metal-frame 1911 handguns.

The GI Series presents a steel frame with a parkerized finish and a 5-inch barrel for the balance and handling associated with full-size 1911 pistols. The slide is serrated for positive manipulation and the design includes a beavertail-style grip safety and fixed low-profile sights intended to preserve sight picture and durability under regular use.

Key Specifications

• The manufacturer is Armscor/Rock Island Armory.
• The model is GI Series.
• The caliber is .45 ACP.
• The action is Semi-Auto.
• The barrel length is 5 inches, offering a balance between accuracy and handling.
• The frame material is Steel, providing a traditional 1911 feel.
• The finish is Parkerized for a non-reflective, corrosion-resistant surface.
• The sights are Fixed low-profile sights suitable for service-style carry and range use.
• The weight is 40.96 ounces, reflecting a full-size steel-frame pistol.
• The number of magazines included is 1.

This model includes a beavertail grip safety, GI-style hammer and trigger, and a double-beveled magazine well to assist with reloads. The pistol ships with basic protective case packaging and a single factory magazine.

Buy the Armscor/Rock Island Armory GI Series 45 ACP online today to add a full-size 1911 to your inventory of Armscor/Rock Island Armory firearms.