The EAA Witness Polymer Full Size is a .45 ACP semi-automatic pistol with a polymer frame, steel slide, 4.5-inch barrel, and single/double action. It holds 10 rounds and weighs 31 oz, which is reasonable for a full-size .45. 
 

Key Specifications 

• Manufacturer: EAA Corp / European American Armory 
• Model: Witness 
• Series: Polymer Full Size 
• Caliber: .45 ACP 
• Capacity: 10 rounds 
• Barrel Length: 4.5 inches 
• Weight: 31 ounces (1.9 lbs) 
• Frame Material: Polymer with Black Finish 
• Slide Material: Steel with Black Finish 
• Total Height: 5.5 inches 
• Total Length: 8.1 inches 
• Action Type: Single/Double Trigger System 
   

Detailed Features 

 
The DA/SA action means the first pull is longer and heavier for the double-action shot, with subsequent shots firing single-action from the cocked hammer. The manual safety gives an additional layer of control for carry or storage. 
 
The low-profile windage sight system uses a 1-dot front and 2-dot rear, a straightforward configuration for most shooters. The textured polymer grip handles well and resists slip in wet conditions. 
 
The steel slide on a polymer frame is a practical combination for this class of pistol -- the steel adds durability where it matters while the polymer keeps the frame weight manageable. 
 

Usage Scenarios 

• Home defense where the .45 ACP caliber and 10-round capacity work well and weight is not a daily carry concern. 
• Range use where the DA/SA trigger and full-size barrel make for comfortable, accurate shooting sessions. 
• Competition and target shooting where the single-action follow-up shots benefit from the crisp SA pull.

The EAA Witness Polymer .45 ACP Full Size gets a generally positive reception among owners, with a few consistent themes.

Build quality comes up regularly -- the combination of polymer frame and metal components gives the gun a solid feel without being excessively heavy. Ergonomics get praise too; most owners find the grip comfortable and the controls accessible during normal shooting.

Accuracy out of the box is frequently mentioned as good, and the .45 ACP caliber is appreciated for stopping power. The DA/SA trigger draws varied feedback: some prefer the options it provides, others find the transition from double to single action takes adjustment.

Reliability is generally well-regarded after a proper break-in period, with minimal reports of malfunctions once the gun is run-in.

Value comes up consistently. Owners feel the Witness delivers features typically found on pricier pistols, and most consider it solid value in its price range.

Aftermarket support for sights and grips is available, and owners who have customized theirs report good results. Individual experiences vary based on shooting style and intended use, as expected with any DA/SA pistol.