Description
The Stevens 320 Security is a no-frills, dependable 12-gauge pump-action shotgun built for home defense and rugged utility. With its 3″ chamber and 18.5″ barrel, this Stevens 320 Security 12 GA, 3″ Chamber, 18.5″Barrel offers a compact, maneuverable package that’s ready to go right out of the box. I’ve put a few hundred rounds of everything from target loads to 00 buck through one, and it cycles reliably every time. It’s the definition of a workhorse—simple, tough, and priced to get you on the range or secured in your home without breaking the bank.
Key Features
- Proven Action: Utilizes a dual-action bar system (similar to the Winchester 1300) for smooth, reliable cycling and reduced chance of binding.
- Compact & Maneuverable: The 18.5″ barrel keeps the overall length down, making it ideal for tight spaces and home defense scenarios.
- Versatile Chamber: The 3″ chamber handles a wide range of 12-gauge shells, from light 2 3/4″ target loads to powerful 3″ magnums.
- Simple Sights: A basic bead front sight provides a fast, intuitive aiming point for close-quarters work.
- Robust Construction: Features a steel-to-steel lockup and a matte blue finish for durability and corrosion resistance.
Specifications & Details
| Gauge: | 12 Gauge |
| Chamber: | 3″ |
| Barrel Length: | 18.5″ |
| Overall Length: | 39″ |
| Capacity: | 5+1 Rounds |
| Weight: | Approx. 6.9 lbs |
Look, the specs tell the story: this is a tool, not a showpiece. That 39″ overall length is a sweet spot—long enough to be controllable with heavy loads but short enough to not get hung up on doorframes. Weighing in at just under 7 pounds, it has enough heft to soak up recoil without being a burden to carry or maneuver. The five-round tube capacity is standard for this class, and it’s a setup that requires no gunsmithing to get running. You can find this model available at firearms-missouri.com for Missouri residents and nationwide.
Who This Shotgun Is For
This is the shotgun you buy when your priority is reliable function over fancy features. It’s perfect for the first-time gun owner looking for a capable home defense firearm, the budget-conscious shooter who needs a truck or cabin gun that can handle rough conditions, or as a secondary “beater” shotgun for training and loaner use. If you need a simple, effective tool for protection or pest control and your budget is around $206.79, this Stevens 320 deserves a hard look.
Pros & Cons
Pros: The price is the biggest advantage—you’re getting a lot of shotgun for the money. The action, borrowed from a proven design, is robust and reliable. The compact size makes it highly practical for its intended role. It’s also incredibly simple to operate and maintain, with no complex controls to master.
Cons: Fit and finish are utilitarian; don’t expect polished wood or laser-engraving. The stock is a basic synthetic and the trigger is functional but not refined. Aftermarket support isn’t as vast as for a Mossberg 500 or Remington 870, but essential items like sling mounts and side saddles are available.
Frequently Asked Questions
Q: Will it cycle shorter 2 3/4″ shells reliably?
A: Absolutely. The 3″ chamber is designed to safely fire both 2 3/4″ and 3″ shells. I’ve run everything from light target loads to high-brass buckshot through it without a single hiccup. The dual-action bars help ensure positive ejection regardless of shell length.
Q: Can I add a magazine tube extension?
A: It’s possible, but not as straightforward as on some other models. The magazine cap is notched, which may require a specific compatible extension. Your best bet is to search for extensions marketed specifically for the Stevens 320. The standard 5+1 capacity, however, is perfectly adequate for most defensive situations.
Q: Is the barrel interchangeable with other models?
A: Barrels are generally model-specific. The Stevens 320 uses its own barrel mounting system. While some aftermarket barrels exist, they are made specifically for the 320 and are not cross-compatible with Winchester 1300 barrels, despite the similar action design. Always verify fitment before purchasing.
Here’s the thing—the Stevens 320 Security delivers core shotgun functionality at a price that’s hard to argue with. It’s a straightforward, robust firearm that does its job without pretense. If you’re in the market for a dependable, compact 12-gauge that gets the fundamentals right, take a closer look at this one.




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