Darmok Firearms

OA-2311-FPRO-KIT-BLK-PRT-21 | OA Defense 2311 Pro 9mm

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Full-size OA 2311 Pro 9mm with a 5-inch ported barrel, optics-ready slide, 7075 aluminum frame, night sights and five magazines (three 21‑round, two 17‑round). Kit includes four slide plates, range bag and safety lock.

The OA 2311 Pro is a full-size, optics-ready 9mm pistol built for high-round-count use and dependable performance. It features a ported 5-inch barrel, a cut and contoured slide, and a 7075 aluminum frame paired with a black polymer grip module. The kit ships with multiple magazines, interchangeable slide plates for common optic footprints, and tritium night sights. For a practical optic under $1,000 that pairs well with this platform, consider a compact red-dot from Holosun’s lineup.

Product Specifications

  • The model is 2311 Pro.
  • The manufacturer is OA Defense.
  • The barrel measures 5 inches and is ported to reduce muzzle rise.
  • The frame is constructed from 7075 aluminum.
  • The grip module is black polymer.
  • The unloaded weight is 28 ounces.
  • The trigger features a Pro treatment with a weight of 3.5–4.0 pounds.
  • The action is semi-automatic.
  • The pistol is optic-ready and includes slide plates for multiple footprints.
  • Sights installed are Night Fision tritium night sights with alternate heights provided for optic use.
  • The kit includes three 21-round and two 17-round magazines.
  • The kit includes four slide plates, including plates for RMR, DPP and Holosun K/RMSc footprints.
  • Included accessories include a custom OA Defense range bag, a cable safety lock, and owner’s manual and safety literature.
  • The finish and external color are black.
  • UPC: 850055310698.

Purpose-built for duty-style use and extended range sessions, the 2311 Pro combines a robust 7075 aluminum chassis with a ported, performance-oriented barrel and a cut slide for faster cycling. The kit format supplies multiple magazines and mounting plates so the pistol can be set up for precision sighting or rapid acquisition with a red dot. Its combination of parts and accessories makes it a practical option for shooters who value modularity, sighting versatility, and sustained reliability.

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SKU: TSW|174610 Category: Brand:

Product Information

SKU TSW|174610
UPC 850055310698
Manufacturer OA Defense
Manufacturer Part Number OA2311FPROKITBLKPRT21
Action Single Action
Barrel Length 5"
Caliber/Gauge 9mm
Capacity 17 + 1
Model 2311
Product Type Single Action Only
Safety Ambidextrous
Sights Night Sights
Slide Description Lightening Cut/Optic Cut/Serrated
UPC850055310698
ManufacturerOA Defense
Manufacturer Part NumberOA2311FPROKITBLKPRT21
ActionSingle Action
Barrel Length5"
Caliber/Gauge9mm
Capacity17 + 1
Model2311
Product TypeSingle Action Only
SafetyAmbidextrous
SightsNight Sights
Slide DescriptionLightening Cut/Optic Cut/Serrated
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