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Panzer Arms G3 Twelve 12 GA-3" 18.5" Barrel 5 Round OD Green / Black
Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
$349.99
List Price: $369.99
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SKU: PAG3TWTSG-869325000870
Overview
Built for shooters who want a compact 12-gauge platform with flexible shell compatibility, this magazine-fed semi-auto is suited to defensive use, range work, and training. The included front and rear sights support quick target acquisition, while the full choke tube set lets the user adjust the shotgun for different shooting needs. With a 5+1 capacity, 18.5-inch barrel, and compatibility notes that include a G3 rifle-style stock and grip, it offers a practical setup for those looking for a configurable shotgun without unnecessary extras.
Why Hunters Choose the Panzer
Chambered Both
2.75" and 3" 12-gauge shells
Includes Front
Rear sights for straightforward target
Supplied Full
A full choke tube set
Magazine-fed Semi-auto
Action supports efficient handling at
Comes Two
Two 5-round magazines included in
Key Features
- Chambered for 2.75" and 3" 12-gauge shells.
- Magazine-fed semi-auto action in 12 gauge.
- 18.5" barrel with 5+1 capacity.
- Includes front and rear sights for target acquisition.
- Comes with a full choke tube set.
- Includes two 5-round magazines.
Best Used For
- Home defense users wanting a magazine-fed 12 gauge with 5+1 capacity and included sights.
- Shooters using both 2.75-inch and 3-inch shells for varied training or range sessions.
- Hunters or outdoorsmen needing a shotgun with a full choke tube set for adaptable use.
- Users who prefer an AR- and MP5-compatible setup for familiar handling and accessories.
- Owners seeking a compact 18.5-inch barrel shotgun for defensive or sporting applications.
Specifications
| Action | Magazine Fed Semi Auto |
|---|---|
| Barrel Length | 18.5" |
| Blade Finish | Black with Green Furniture |
| Caliber | 12 Gauge |
| Capacity | 5+1 |
| Chamber | 3" |
| Choke Tube Set | Full choke tube set |
| Features | G3 Rifle Compatible Stock & Grip | MP5 Compatible Charging Handle | Compatible with Panzer AR 20 rounds Drum Magazine |
| Magazines | 2 pcs 5 Rounds |
| Make | Panzer Arms |
| Model | G3 Twelve |
| Shell Compatibility | 2.75" and 3" 12-gauge shells |
| Sights | Front Polymer - Rear Steel |
Pros
- Chambered for both 2.75" and 3" 12-gauge shells for added load flexibility.
- Includes front and rear sights for straightforward target acquisition.
- Supplied with a full choke tube set for adaptable shooting setup.
- Magazine-fed semi-auto action supports efficient handling at the range.
- Comes with two 5-round magazines included in the package.
- G3 rifle compatible stock and grip expand accessory compatibility options.
Considerations & Trade-offs
- The 5+1 capacity and magazine-fed semi-auto setup may be more than needed for hunters who want a simpler field gun, so it is best matched to specific defensive, training, or range use cases.
- With an 18.5" barrel, this model is oriented toward compact handling rather than longer-barrel sporting applications, which may matter depending on how you plan to use it.
- It is chambered for 2.75" and 3" 12-gauge shells, but performance will still depend on the load and choke selection, so setup choices matter.
- The included choke tube set adds flexibility, but it also means you may need to choose the right choke for the intended shooting task instead of relying on a single fixed configuration.
Suggested Comparisons
- Semi-auto 12 gauge shotguns
- Magazine-fed shotguns
- Home defense shotguns
- Training shotguns
Suggested Accessories
- Magazine-fed shotgun accessories
- 12-gauge ammunition
- Choke tubes
- Shotgun cleaning kit
Frequently Asked Questions
What shell lengths will the Panzer Arms G3 Twelve chamber?
It is chambered for both 2.75" and 3" 12-gauge shells.
What is the magazine capacity on this shotgun?
The listed capacity is 5+1, and it includes two 5-round magazines.
Does it come with sights?
Yes. The product data lists front and rear sights, with a front polymer sight and a rear steel sight.
What choke options are included?
It comes with a full choke tube set, which lets you adapt the shotgun to different shooting needs.
What compatibility features are listed for this model?
The data lists a G3 rifle compatible stock and grip, an MP5 compatible charging handle, and compatibility with a Panzer AR 20-round drum magazine.