The EAA Corp Girsan Witness 2311 is a single-action semi-automatic pistol chambered in .45 ACP with an 11+1 round capacity. It draws on 1911 lineage while adding features that make it more practical for modern use. 
 

Key Specifications 

• Model: Witness 2311 
• Manufacturer: EAA Corp 
• Type: Semi-Auto Pistol (1911) 
• Action: Single Action 
• Caliber: .45 ACP 
• Barrel Length: 4.25 inches 
• Overall Length: 8 inches 
• Capacity: 11 + 1 rounds (one magazine included) 
• Weight: 1.6 lbs. 
• Frame Material: Alloy Steel Frame 
• Finish Color: Black 
• Grips Material/Type: Black Polymer/Synthetic 
• Sights Type: Fixed Contrast Sights 
• Optics Ready? Yes 
• Safety Features: Ambidextrous Thumb Safety 
• Additional Features: 
  • Optics Ready Slide 
  • Extended Beavertail for enhanced grip comfort and control 
  • Accessory Rail for mounting tactical lights or lasers 
     

Detailed Features 

 
The ambidextrous thumb safety works equally well for left- and right-handed shooters. The single-action trigger gives a clean, short pull that helps with accuracy in faster shooting. 
 
The extended beavertail keeps the web of the hand clear of the slide and provides a higher grip, which improves control. The accessory rail under the dust cover accepts lights and lasers without needing a separate mount. For shooters interested in red-dot optics, the slide is already cut and ready to go. 
 

Usage Scenarios 

 
For home defense, the .45 ACP caliber and 11+1 capacity give you a meaningful edge without a huge footprint. On the competition side, the optics-ready slide and contrast sights work well for drills where target transitions matter.

Owners of the EAA Girsan Witness 2311 generally come away positive, though the feedback is nuanced.

Build quality gets consistent praise — the construction feels solid for the price, and the ergonomics work well for most hand sizes. Range sessions tend to go smoothly across different ammunition types, and accuracy reports are favorable.

The 11+1 capacity in .45 ACP is a genuine selling point for those who want more rounds on board without jumping to a larger platform. Recoil is widely described as manageable, which makes quick follow-up shots less of a challenge than with some other .45s.

Pricing is a frequent topic: most buyers consider it competitive for what you get in features and build. The main reservation that comes up is aftermarket support — it is thinner than what you would find for a Colt or Springfield 1911, though some parts from common 1911 platforms do cross over.

Customer service experiences with EAA vary. A few buyers report smooth interactions; others have had slower responses. Worth factoring in if you buy from a retailer without a strong in-house service policy.