Mossberg 590R Cerakote Shotgun 12 ga. 18.5 in. FDE Standoff Barrel 3 in. 6+1
About this product
The Mossberg 590R Cerakote Shotgun 12 ga. 18.5 in. FDE Standoff Barrel 3 in. 6+1 delivers rugged pump-action reliability with a standoff barrel, Cerakote finish, and adjustable stock for defensive shooters.
Available for delivery across the United States.
The Mossberg 590R Cerakote Shotgun 12 ga. 18.5 in. FDE Standoff Barrel 3 in. 6+1 is a rugged defensive pump gun built for shooters who demand reliability and tactical versatility. This 12-gauge features a Flat Dark Earth Cerakote finish, an 18.5-inch standoff barrel with integrated heat shield, and a 6+1 capacity. It comes with an ambidextrous AR-style rotary safety selector, a flat profile trigger, and a 5-position adjustable stock with MOE pistol grip. Per manufacturer specs, this shotgun weighs approximately 7.5 pounds, making it maneuverable for home defense or patrol use. The beveled loading port and exposed follower speed up reloads, while the top Picatinny rail accepts optics for low-light or precision shooting.
| Manufacturer | Mossberg |
|---|---|
| Model | 590R |
| Material | Steel barrel, synthetic stock |
| Compatibility | 12-gauge 3-inch shells |
| Finish | Flat Dark Earth (FDE) Cerakote |
| Weight | 7.5 lbs (per manufacturer specs) |
| Condition | New |
Key Features
- Standoff Barrel with Heat Shield — Why it matters: The integrated standoff device keeps the barrel clear of barriers like doors or walls, ensuring reliable cycling even when pressed against a surface. The heat shield protects your hands during rapid fire.
- Ambidextrous AR-Style Rotary Safety — Why it matters: This safety selector is easy to reach and operate from either shoulder, giving you fast, intuitive control without fumbling in high-stress situations.
- 5-Position Adjustable Stock with MOE Pistol Grip — Why it matters: You can tailor the length of pull to your build or gear, and the Magpul MOE grip provides a secure, comfortable hold for consistent shot placement.
- Beveled Loading Port with Exposed Follower — Why it matters: The widened port and visible follower speed up reloads, letting you get back on target faster during a defensive drill or competition stage.
- Top Picatinny Rail for Optics — Why it matters: Mount a red dot or reflex sight for faster target acquisition, especially in low-light conditions where bead sights fall short.
Who It’s For
This Mossberg 590R is built for the southern shooter who wants a no-nonsense defensive shotgun that can handle rough use. It’s ideal for home defense, patrol work, or as a truck gun for those who spend time in the field. The FDE Cerakote finish resists rust and wear, making it a solid choice for humid climates or coastal areas. Hunters who appreciate a pump action for dove or turkey will also find this gun reliable, though the short barrel is best suited for close-quarters work.
Pros and Cons
- Pros: Standoff barrel prevents malfunction against barriers; Cerakote finish is durable and corrosion-resistant; adjustable stock fits a wide range of shooters; ambidextrous safety works for lefties and righties.
- Cons: The 18.5-inch barrel limits effective range for bird hunting beyond 40 yards, and the synthetic stock may feel lighter than traditional wood stocks for some shooters.
Comparison
| Feature | Mossberg 590R Cerakote | Zev Technologies OZ9 | Agency Arms AOM |
|---|---|---|---|
| Action | Pump-action shotgun | Semi-auto pistol | Semi-auto pistol |
| Barrel Length | 18.5 inches | 4.5 inches | 5.0 inches |
| Capacity | 6+1 | 17+1 | 15+1 |
| Finish | FDE Cerakote | Black nitride | Black DLC |
| Best For | Home defense, patrol | Competition, carry | Duty, precision |
FAQ
What is the capacity of the Mossberg 590R Cerakote Shotgun?
The Mossberg 590R holds 6 rounds in the tube magazine plus 1 in the chamber, giving you a total capacity of 6+1 with 2.75-inch or 3-inch shells.
Does this shotgun come with a heat shield?
Yes, the 18.5-inch barrel includes an integrated heat shield from the factory, which helps dissipate heat during extended firing strings and protects your support hand.
Can I mount a red dot sight on this shotgun?
Absolutely. The receiver has a top Picatinny rail that accepts most red dot sights, reflex sights, or other optics for faster target acquisition.
Is the stock adjustable for different shooters?
Yes, the stock has 5 positions for length of pull adjustment, and it includes a Magpul MOE pistol grip and an interchangeable recoil pad to fit a wide range of body types and gear.
What is the finish on this Mossberg 590R?
The shotgun features a Flat Dark Earth (FDE) Cerakote finish, which provides excellent corrosion resistance and a low-glare appearance suitable for tactical or hunting environments.
Ready to Order?
- ✅ Nationwide delivery (all 50 states)
- ✅ Ships 1-2 business days
- ✅ 30-day returns
- ✅ Secure checkout
Browse more Pump Action Shotguns or check out our Tactical Shotguns and Cerakote Firearms.
Last updated: April 2026