OA Defense 2311 Full Size 9mm 5 inch High Desert Sage

$2,687.99

The OA Defense 2311 Full Size 9mm 5 inch High Desert Sage delivers an optic-ready slide, 17+1 capacity, and durable Cerakote finish for duty and range use. With included mounting plates and tritium night sights, it’s ready to shoot right out of the box.

Available for delivery across the United States.

SKU: RSR|OA2311-FLSZKITHDSSTD17 Category:

Description

The OA Defense 2311 Full Size 9mm 5 inch High Desert Sage is a duty-ready, optic-friendly pistol built for shooters who demand reliability and precision. Chambered in 9x19mm, this full-size handgun pairs a 5.00-inch barrel with a 7075 aluminum frame and a serrated, optic-ready slide. The High Desert Cerakote finish and sage polymer grip offer durability and a distinct look that stands up to hard use. According to OA Defense specs, this pistol ships with multiple magazines, optic mounting plates, and tritium night sights, making it a turnkey solution for range work or everyday carry.

Manufacturer OA Defense
Model 2311 Full Size
Material 7075 aluminum frame, steel slide, polymer grip
Compatibility 9mm Luger ammunition, standard and high-capacity magazines
Finish High Desert Sage Cerakote
Weight Approximately 30 oz (unloaded, per manufacturer specs)
Condition New

Key Features

  • Optic-Ready Slide: The serrated slide comes pre-milled for popular red dot footprints, with included mounting plates. Why it matters: lets you mount your preferred optic without sending the slide to a gunsmith, saving time and money.
  • 5.00-Inch Barrel: A full-length barrel provides a longer sight radius and improved velocity for flatter shooting. Why it matters: it helps you shoot more accurately at distance, whether at the range or in the field.
  • High Desert Sage Cerakote Finish: This durable coating resists corrosion, wear, and glare, even in harsh conditions. Why it matters: your pistol stays looking sharp and functional through humid dove hunts or dusty range sessions.
  • 17+1 Magazine Capacity: Comes with multiple high-capacity magazines for extended shooting sessions. Why it matters: fewer reloads mean more time focusing on your target and less time fumbling with gear.
  • Tritium Night Sights: Self-illuminating sights ensure you can acquire your target in low light. Why it matters: from early morning hunts to twilight range practice, you stay on target when visibility drops.

Who It’s For

This pistol is built for the southern shooter who values reliability and precision. It’s ideal for bird hunters who want a sidearm that can handle rough weather, range enthusiasts who shoot weekly, and anyone who appreciates a full-size 9mm with modern features. The High Desert Sage finish blends well with outdoor gear, and the 5-inch barrel gives you the stability needed for consistent shot placement.

Pros & Cons

  • Pro: Optic-ready design with included plates saves you the cost and hassle of aftermarket milling.
  • Pro: 7075 aluminum frame is lightweight yet strong enough for daily carry.
  • Con: The full-size grip may be too large for shooters with smaller hands, though the polymer texture helps with control.

Comparison

Feature OA Defense 2311 Full Size Zev Technologies OZ9 Geissele Automatics Super Duty 9mm
Caliber 9mm 9mm 9mm
Barrel Length 5.00 inches 4.49 inches 5.0 inches
Frame Material 7075 aluminum Steel Steel
Optic Ready Yes (plates included) Yes (plates sold separately) Yes (plates included)
Magazine Capacity 17+1 17+1 17+1
Finish High Desert Sage Cerakote Black Nitride Black DLC
Price $2,399.99 $2,499.00 $2,200.00
Weight (unloaded) ~30 oz ~28 oz ~31 oz

FAQ

Is the OA Defense 2311 compatible with red dot optics?

Yes, the slide is pre-milled for popular red dot footprints, and the kit includes multiple mounting plates. You can mount most common optics without additional machining.

What magazines does the OA Defense 2311 use?

It uses standard 17-round magazines, with two included in the box. The pistol accepts aftermarket 9mm magazines compatible with the 2311 platform.

Is the High Desert Sage finish durable?

Yes, the Cerakote finish is applied over a 7075 aluminum frame and steel slide. It resists scratches, corrosion, and UV fading, even with regular holster wear.

Can I use this pistol for concealed carry?

The full-size 5-inch barrel and grip make it better suited for duty, range, or open carry. For concealed carry, you might prefer a compact model, but the 2311 Full Size can work with the right holster and belt.

  • ✅ Nationwide delivery (all 50 states)
  • ✅ Ships 1-2 business days
  • ✅ 30-day returns
  • ✅ Secure checkout

Explore more semi-automatic handguns in our Semi Auto Handguns collection, or check out Cerakote Firearms for more custom finishes. For duty-ready builds, see our Duty Pistols category.

Last updated: April 2026

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