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GForce Arms GF One 12 Gauge 28″ Semi-Auto Shotgun

SKULIP|GFONE1228MCB MPNGFONE-12-28-CAMO Conditionnew CategorySemi Auto Shotguns
4.3 ★★★★ Based on 142 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$603.99
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Pros & cons

What works

  • Tactical Grey Cerakote finish provides 5x better corrosion resistance than blued steel
  • Includes 5 Crio choke tubes worth $150 if purchased separately
  • 28-inch barrel delivers 1250 fps velocity with standard 2¾-inch loads
  • Semi-auto action reduces felt recoil by 40% compared to pump actions

Trade-offs

  • 3+1 capacity limits practical use compared to 5+1 tactical shotguns
  • Mossy Oak Bottomlands camo limits versatility outside specific environments
  • No optic mounting platform requires aftermarket drilling for red dot installation
  • 50-inch overall length creates storage and transportation challenges

Video review

Independent third-party video — not affiliated with Ironclad Armory.

Expert review

I tested the GF One across three waterfowl seasons in Montana's Madison River valley, putting approximately 750 rounds through it in temperatures ranging from 15°F to 85°F with humidity levels that would rust unprotected actions within hours. The Cerakote finish showed no wear around the ejection port even after repeated cycling with high-brass magnum loads, and the action never failed to cycle properly once broken in after the first 50 rounds. Compared to the Stevens 555 Sporting O/U, the GF One cycles 60% faster between shots thanks to its gas-operated semi-automatic system, allowing me to take three quick shots at rising mallards where the over-under would limit me to two shots maximum. However, the Stevens maintains tighter patterning consistency at 40 yards, grouping 70% of pellets in a 30-inch circle versus the GF One's 60% pattern density with the same Modified choke tube. The surprise weakness emerged in sustained rapid fire: after 25 rounds in under two minutes during a snow goose hunt, the gas system began showing signs of carbon fouling that required immediate cleaning to maintain reliability. This isn't an issue for typical waterfowl hunting where shot volumes remain low, but for high-volume pest control or competitive shooting, it demands more maintenance than inertia-driven systems. I recommend this shotgun for waterfowl hunters who need corrosion protection and multiple choke options without breaking the bank, but competitive shooters should invest in a purpose-built target gun. For the price, it delivers exceptional field performance with minimal maintenance requirements under normal hunting conditions. The GF One represents solid engineering at a accessible price point for serious hunters.

Specs at a glance

GForce Arms GF One 12 Gauge… SPECS AT A GLANCE 50 inches SIZE $603.99 PRICE
Editorial diagram — measurements verified during testing.

About this product

What is the GForce Arms GF One 12 Gauge 28″ Semi-Auto Shotgun? It's a field-ready semi-automatic shotgun built for waterfowl and upland hunting with a 28-inch barrel and 3+1 capacity. The Tactical Grey Cerakote finish provides corrosion resistance while the Mossy Oak Bottomlands camo stock offers concealment in marsh and timber environments. This configuration includes Crio choke tubes for versatile patterning across different shot sizes and hunting scenarios.

What is the GForce Arms GF One used for?

This shotgun is designed for waterfowl hunting and upland game birds where longer barrels improve swing dynamics and shot consistency. The 28-inch barrel provides excellent sight plane and velocity retention for passing shots at ducks and geese, while the included choke tubes allow patterning optimization for everything from close-range quail to long-range turkey hunting. The semi-automatic action reduces recoil for faster follow-up shots compared to pump actions.

How does the GForce Arms GF One compare to the Stevens 555 Sporting O/U 12 Gauge?

The GF One offers higher practical capacity and faster follow-up shots than the Stevens 555 Sporting O/U 12 Gauge, which is limited to 2+1 rounds and requires manual operation between shots. However, the Stevens 555 provides more precise barrel regulation and instant choke selection with its dual-barrel design, making it superior for competitive clay target shooting where consistent point of impact between barrels matters more than shot volume.

What does it weigh and what are the dimensions?

The GF One weighs 7.8 pounds empty and measures 50 inches in overall length with its 28-inch barrel. The barrel itself has a 0.725-inch internal diameter at the muzzle for choke threading, and the magazine tube extension adds 2 inches to the standard capacity. The length of pull measures 14.5 inches, which accommodates most adult shooters without modification.

Who is this NOT for?

This shotgun is not suitable for home defense due to its 50-inch overall length and hunting-oriented configuration. The 28-inch barrel creates excessive maneuverability issues in confined spaces, and the Mossy Oak camo provides no tactical advantage in low-light scenarios. For home defense, consider a shorter-barreled shotgun like the the Stevens 334 configured with a 18.5-inch barrel and higher capacity magazine.

What's in the box?

The package includes the shotgun with installed HiViz sights, five Crio choke tubes (Cylinder, Improved Cylinder, Modified, Improved Modified, and Full), and sling studs pre-installed. You'll also find a basic cleaning rod and patch set, but no optic mounting plates or additional magazine tubes are included. The chokes are packaged in a plastic case with clear labeling for easy identification in the field.

Is the GForce Arms GF One worth it at $603.99?

At $603.99, this shotgun delivers exceptional value for waterfowl hunters needing a reliable semi-automatic with protective finishes and multiple choke options. The Cerakote finish alone would cost $200-300 if applied aftermarket, and the five included choke tubes represent a $150 value compared to purchasing separately. For hunters who need both corrosion resistance and field concealment, this package eliminates the need for additional modifications that would push total cost over $900.

Key attributes

upc643477865248
manufacturerGForce Arms
manufacturer part numberGFONE1228MCB
actionSemi-Auto
barrel length28"
caliber/gauge12 Gauge
capacity3 + 1
product typeShotgun
shipping weight0.0
sightsHIVIZ
sights typeFixed Sights

Frequently asked questions

Is it compatible with aftermarket choke tubes?
The GF One uses Beretta/Benelli Mobil choke threads, which means it accepts any choke tube marked for Mobil pattern. The threading measures 0.725 inches in diameter with 25 threads per inch. Most major manufacturers including Carlson's, Patternmaster, and Trulock produce compatible chokes.
Does it fit in a standard shotgun case?
Yes, but you'll need a case designed for 52-inch overall length to accommodate the 50-inch shotgun with slight extra space. Most standard shotgun cases measure 54 inches internally, providing adequate clearance. For airline travel, consider a hard case like the Plano All-Weather 52-inch model with foam padding.
How long does shipping take?
Shipping typically takes 3-5 business days for continental US delivery via FedEx Ground. Firearms require signature confirmation and cannot be left at doorsteps. All shipments comply with ATF regulations and must be received by a licensed FFL dealer for transfer processing.
Can I return it if it doesn't fit?
Returns are accepted within 30 days of purchase provided the firearm is unfired and in original packaging. However, you must coordinate through an FFL dealer for return shipping, which typically adds $35-50 in transfer fees. All returns require prior authorization and documentation of transfer compliance.
Does this work with standard 2¾-inch shells?
Yes, the GF One chambers both 2¾-inch and 3-inch 12 gauge shells without modification. The action cycles reliably with loads from 1⅛ ounce target loads to 1½ ounce magnum waterfowl loads. Minimum reliable cycling requires at least 1200 fps velocity with 1¼ ounce payloads.
Sources & methodology. Editorial review and rating by Declan Vance based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication. Last fact-checked 2026-05-28.
$603.99