The Rock Island Armory 1911-A1 Rock Standard pistol in .45 ACP with a 5-inch barrel (brand part no. 51431) brings the full-size, traditional 1911 platform to shooters who want classic handling with modern ambidextrous controls. Armscor/Rock Island Armory serrates the slide for reliable manual manipulation, and fixed sights keep the design simple and durable. The ambidextrous safety supports both right- and left-handed shooters, and the full 5-inch barrel maximizes sight radius for precise aiming. Among full-size 1911s in the semi-auto handguns category, this Rock Standard configuration favors shooters who want a traditional .45 ACP 1911 with ambidextrous controls.

Key Specifications

• Chambered in .45 ACP.
• The capacity is 8 rounds.
• The barrel measures 5 inches, maximizing sight radius.
• The safety is ambidextrous, supporting both right- and left-handed shooters.
• The sights are fixed sights.
• The slide is serrated for reliable manual manipulation.
• Shipping weight of approximately 3.5 pounds.
• The action is semi-automatic, cycling a fresh round into the chamber with every trigger pull.
• Ships with 1 magazine included.

Frequently Asked Questions

Is the safety ambidextrous? Yes, supporting both right- and left-handed shooters.

What barrel length does this 1911 have? A full 5 inches, maximizing sight radius for precise aiming.

Buy the Rock Island Armory 1911-A1 Rock Standard Pistol

Classic full-size 1911 handling with ambidextrous controls is exactly what this Rock Standard delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.