OA Defense 2311 Compact Pro 9mm

The OA Defense 2311 Compact Pro 9mm is a compact semi-automatic handgun developed for everyday carry, personal defense, and range training. Its compact footprint and optics-ready slide make it suitable for close-quarters use and systematic practice at the range.

Built with a combination of metal and polymer components, the 2311 Compact Pro balances durability with carry ergonomics. The contoured, lightening-cut slide and ported barrel help manage recoil and muzzle rise, while the progressive texture on the OA Gray polymer grip is designed for secure handling in carry configurations.

Key Specifications

• The caliber is 9mm.
• The action is Semi-Auto.
• The barrel length is 4.25 inches, providing a balance of compactness and ballistic performance.
• The barrel type is Ported, intended to reduce muzzle rise.
• The slide material is 17-4 stainless steel.
• The frame material is 7075 aluminum.
• The reported capacity varies between 15 and 15+1 across source materials and requires verification.
• The kit includes five 15-round magazines for extended range or carry readiness.
• The installed sights are Night sights.
• The trigger is listed at 3.5–4.0 lb for the Pro trigger treatment.

The 2311 Compact Pro ships as an optics-ready kit with multiple slide plates for common footprints and an assortment of magazines and mounting hardware. The included accessories are intended to provide flexibility for optics and sight setups out of the box.

Buy the OA Defense 2311 Compact Pro 9mm online today and configure it with optics and magazines for a tailored carry or range setup.