The OA Defense 2311 Pro is a full-size, ported 9mm semi-automatic pistol built for duty use and high-round-count range sessions. It pairs a 5-inch ported barrel with a lightened, cut-and-contoured slide and an enhanced trigger for improved follow-up shot cadence and controllable recoil. The Pro kit ships with multiple magazines and optic mounting plates, making it ready for a variety of practical, duty, and precision shooting roles.
Key Specifications
- The caliber is 9x19mm (9mm) for common ammunition availability.
- The barrel measures 5 inches and features integral porting to reduce muzzle rise.
- The declared capacity is 21+1 rounds.
- The frame material is 7075 aluminum for a durable, service-grade platform.
- The unloaded weight is 28 oz.
- The trigger pull is specified at 3.5–4.0 lbs for the enhanced Pro trigger treatment.
- The action is semi-automatic with fully ambidextrous controls.
- The pistol ships with five magazines (three 21-round and two 17-round magazines included).
- The kit includes four slide plates with RMR, DPP, and RMSc footprints plus an iron sight cover plate, and it ships with tritium night sights.
The 2311 Pro balances controllability and durability in a full-size platform designed for extended range use and practical applications. Its ported barrel and lightened slide reduce felt muzzle rise and cycle quickly while the optic-ready slide and included mounting plates provide flexible sighting options. Packed as a kit with multiple magazines, slide plates, night sights, a range bag, and a cable safety lock, the 2311 Pro is configured to perform across range, duty, and precision tasks where reliability and modularity matter.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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