OA Defense 2311 Compact | 9mm | 4.25″ Barrel

The OA Defense 2311 Compact is a compact, optic-ready 9mm pistol designed for modern carry and controlled handling. It pairs a 4.25-inch barrel with a metal frame and polymer grip module, and features fully ambidextrous controls and a serrated, optics-capable slide. For a compact pistol of this type an electronic red-dot such as a Trijicon RMR or a Holosun 507K is a suitable optic choice under $1000 that maintains a low profile and fast target acquisition.

Common uses for this pistol include everyday carry and purposeful range training/skill development.

Product Specifications

• The manufacturer is OA Defense.
• The model is listed as 2311.
• The caliber is 9mm.
• The barrel measures 4.25 inches.
• The frame material is listed as 7075 aluminum.
• The grip material is black polymer.
• The external finish is DLC (black).
• The slide is described as optic ready and serrated.
• The action type is semi-automatic.
• The safety is ambidextrous.
• The sights include a fiber optic front sight.
• The magwell material is 7075 aluminum.
• Accessories include 2 magazines.
• The size classification is compact.
• The product UPC is 850084941108.

Compact and purpose-built, the 2311 Compact blends a metal frame with a modular grip and an optics-ready slide to offer a practical carry package. The platform emphasizes controllability and straightforward ergonomics while supporting modern red-dot sights and aftermarket grip options. Its configuration suits shooters who want a compact pistol that accepts low-profile optics and provides ambidextrous controls for consistent handling.