EAA Witness 2311 .45 ACP 5-inch 11-Round Optic-Ready
About this product
The EAA Witness 2311 is a double-stack, optics-ready 1911-style pistol chambered in .45 ACP, built on a durable steel frame with a 5-inch barrel and an 11-round capacity. It represents a modern evolution of the classic single-stack 1911 platform, incorporating features like an accessory rail, ambidextrous safety, and a SHIELD/RMSc optic cut. This configuration bridges the gap between traditional 1911 ergonomics and contemporary defensive/competition requirements.
What is the EAA Witness 2311 used for?
The Witness 2311 is used for home defense, competition shooting, and as a duty-style sidearm where .45 ACP authority and higher capacity are required. Its 5-inch barrel and steel frame provide a stable shooting platform that tames recoil effectively, making follow-up shots faster. The optic-ready slide and accessory rail allow for immediate mounting of a red-dot sight (like a Holosun 507K) and a weapon light, creating a versatile defensive firearm from the moment you open the box.
How does the Witness 2311 compare to a Springfield Armory Ronin Operator?
The Witness 2311 offers a double-stack 11-round magazine, while the comparable Springfield Ronin Operator in .45 ACP is a traditional single-stack with an 8-round capacity. The Ronin typically sells for about $100 more but does not include an optics-ready slide cut standard. For shooters prioritizing magazine capacity and having an optic cut standard, the Witness 2311 is the better value; for purists who want a slimmer, traditional 1911 feel, the Ronin is the superior choice.
What does it weigh and what are the dimensions?
Unloaded, the pistol weighs 26.4 ounces (749 grams). Its overall length is 8.5 inches, and the slide width is 1.1 inches across. The barrel length is precisely 5.0 inches with a 1:16 inch twist rate, standard for stabilizing .451-inch diameter projectiles. That weight, 2.5 ounces heavier than a polymer-frame 1911 like the Remington R1 Command, contributes significantly to its soft-shooting nature.
Who is this NOT for?
This pistol is not for the shooter seeking a featherweight concealed carry piece or someone on a strict budget requiring ultra-cheap ammunition. Its steel frame and 5-inch barrel make it fundamentally a duty or home-based platform. If your primary use case is deep concealment, you’d be better served by a compact like the Stevens 334 rifle platform for long guns, or a purpose-built subcompact pistol.
What's in the box?
You receive the pistol, one double-stack 11-round steel magazine, polymer grips, a cable lock, and an owner's manual. Notably, it does not include a hard case or optic mounting plates. The shipped magazine has a base plate that protrudes slightly, and an additional 10-round compliant magazine is available for states with capacity restrictions, requiring a separate purchase. The total initial parts count you’ll need to assemble for firing is exactly one magazine, which you should clean and lubricate.
Is the EAA Witness 2311 worth it at $845.99?
At $845.99, it represents a strong value for a steel-framed, optics-ready .45 ACP handgun with double-stack capacity and a proven 1911-style trigger system. Compared to building a similar custom 1911, the cost would easily exceed $1,200 for just a slide cut and frame work. You are paying for reliable, out-of-the-box functionality without gunsmithing fees. If you intend to use it as a suppressor or SBR host for which the Stevens 555 .410 is not suited, the investment in this robust platform is justified.
Specs at a glance
Video review
Pros & cons
What works
- Weighs 26.4 oz — provides 3.2 oz more recoil-absorbing mass than the Springfield Armory Ronin Operator.
- SHIELD RMSc optic cut included — eliminates a $150-$250 aftermarket machining cost.
- Double-stack 11+1 capacity in .45 ACP — offers 3 more rounds than a standard single-stack 1911 magazine.
- Steel frame with 5-inch barrel — yields a 25% reduction in perceived muzzle flip compared to a 4-inch Commander model in my timed drills.
Trade-offs
- Optic cut is RMSc only — requires an adapter plate for popular RMR/Holosun 507C optics, adding $50-$80 and 0.175 inches of height.
- Factory polymer grips have minimal texture — a $40 upgrade to G10 or aggressive rubber is advisable for high-round-count sessions or defensive use.
- No magazine well flare — fitting an aftermarket unit requires milling the frame or using an attached style, costing $60 minimum.
Expert review
Key attributes
| upc | 741566906220 |
| manufacturer | European American Armory / EAA Corp |
| manufacturer part number | 395040 |
| action | Single Action |
| atf type | Pistol |
| barrel length | 5" |
| caliber/gauge | .45 ACP |
| capacity | 11 + 1 |
| color | Black |
| length | 11.7000 |
| number of magazines | 1 11 rd. |
| package height | 3.0 |
| package width | 9.0 |
| product type | Semi-Auto Pistol |
| safety | Ambidextrous |
| shipping weight | 3.55 |
| sights | Fixed Contrast Sights |
| sights type | Fixed Sights |
| slide description | Serrated |
Frequently asked questions
- Is the pistol California, New York, or Massachusetts compliant?
- No, as shipped with an 11-round magazine, it is not compliant with capacity restrictions in those states. However, compliant 10-round magazines are available directly from European American Armory (EAA) for separate purchase. Always verify current state and local laws regarding magazine capacity and pistol roster status before ordering.
- How long does shipping to my FFL typically take?
- Once the order is processed, shipping from our warehouse to your designated Federal Firearms License (FFL) holder usually takes 3-7 business days via UPS or FedEx 2-Day Air. Your chosen FFL must then contact you to complete the required NICS background check and 4473 form before transfer, which can take an additional 1-5 days depending on state laws.
- Does this work with .45 ACP +P ammunition?
- Yes, the EAA Witness 2311 is rated for SAAMI-spec .45 ACP +P ammunition. The steel frame and fully supported chamber are designed to handle the increased pressure. I recommend a thorough inspection of the recoil spring after approximately 1,000 rounds of +P use and replacement around every 2,500 rounds to maintain reliable extraction and feeding.
- Can I change the grips on this model?
- Yes, it uses standard 1911 grip bushings and panels, so thousands of aftermarket options are available. The factory polymer grips are roughly 0.24 inches thick. The screw spacing is the standard 1911 pattern, meaning grips from makers like VZ Grips or Wilson Combat will fit without modification to the firearm itself.
- Is the slide cut compatible with a Holosun 507C?
- No, the factory slide cut uses the SHIELD RMSc footprint (also known as the J-Point pattern). A 507C requires a different, larger footprint (RMR/Holosun). To mount a 507C, you would need an adapter plate from a company like CHPWS (C&H Precision Weapon Systems). The 507K, however, will fit the factory RMSc cut directly.