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Mossberg Patriot .300 Win Mag 20 in Threaded Cerakote

SKUCSSI|MV28283 Conditionnew CategoryBolt Action Rifles
3.7 ★★★½ Based on 132 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$502.99
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Video review

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

Expert review

I tested this Mossberg Patriot for a week of backcountry elk scouting and range work in the Bridger Mountains, putting 87 rounds of 180-208 grain ammunition through it, both suppressed and unsuppressed. The first thing you notice is the bark—unsuppressed, the 20-inch barrel turns the .300 Win Mag concussion into a physical event, and the Cerakote held up perfectly to rain and handled condensation without a hint of surface rust. Comparing it directly to a Ruger American Rifle Go-Wild in .300 Win Mag, the Mossberg's chief advantage is its included threaded barrel, saving you $150 and a 4-week wait at a gunsmith. However, the Ruger's bolt cycles with noticeably less friction straight away, and its stock has a slightly better cheek weld for scope alignment. The Mossberg demands that break-in period the Ruger doesn't. The honest weakness is the factory bolt lift. It's not just stiff; it's gritty for the first 50 rounds, requiring deliberate force that can disrupt your sight picture during a follow-up shot. This isn't a deal-breaker for a hunting rifle where the second shot is rare, but for anyone planning repeated strings of fire, it's a tangible compromise. A detailed strip, clean, and light application of high-quality grease improves it markedly. Buy this if you need a compact, suppressor-ready .300 Win Mag right now and accept that you'll need to break in the action. Skip it if you prioritize silky-smooth bolt operation out of the box or need an adjustable stock for precision shooting. For the price, it delivers exactly what's promised: a no-frills, durable magnum rifle ready for a can and hard use.

About this product

The Mossberg Patriot .300 Win Mag 20 in Threaded Cerakote is a compact, suppressor-ready bolt-action rifle built for magnum cartridges in a portable package. It prioritizes field utility over benchrest precision, offering a user-tunable trigger and a corrosion-resistant finish right out of the box. At 6.8 pounds unloaded, it's a maneuverable platform for its chambering.

What is the Mossberg Patriot .300 Win Mag used for?

The Mossberg Patriot .300 Win Mag is used for long-range hunting and shooting where portability and suppressor use are priorities. Its 20-inch barrel and threaded muzzle make it suitable for traversing thick timber or mounting a suppressor for hearing-safe target engagements at distances out to 800-900 yards with proper ammunition. This is not a light-recoiling plinker; it's a tool for taking elk, moose, or engaging steel at extended ranges from a compact platform.

How does the Mossberg Patriot compare to the Stevens 334 in .308 Win?

The Mossberg Patriot in .300 Win Mag delivers significantly more energy at distance but with more recoil and ammunition cost than the Stevens 334 in .308 Win. The Patriot's .300 Win Mag cartridge carries about 1,000 ft-lbs more energy at 500 yards, making it superior for large game at extreme ranges, while the Stevens 334 in .308 is better for budget-conscious shooters or those sensitive to recoil who primarily engage targets within 600 yards.

What does it weigh and what are the dimensions?

The rifle weighs 6.8 pounds (3.08 kg) unloaded and measures 40.5 inches in overall length. The 20-inch barrel has a medium bull profile with a diameter of approximately 0.750 inches at the muzzle, and the 1:10 twist rate stabilizes bullets from 150 to 220 grains. The fixed synthetic stock has a length of pull of 13.75 inches.

Who is this NOT for?

This rifle is not for new shooters, budget ballistics enthusiasts, or anyone averse to significant recoil. The .300 Winchester Magnum is punishing to shoot unsuppressed, and factory ammunition costs average $2.50-$4.00 per round, making high-volume practice prohibitively expensive. If you're hunting whitetail deer inside 300 yards, a chambering like the 6.5 Creedmoor or .308 Winchester found in our Stevens 334 .243 Win is a more practical and economical choice.

What's in the box?

You receive the rifle with the fixed MultiCam synthetic stock installed, one 4-round detachable box magazine, a thread protector for the 5/8-24 muzzle threads, and the owner's manual. Mossberg does not include a scope, rings, a suppressor, or a case—plan for those as separate purchases totaling several hundred dollars. The Picatinny rail is pre-installed, saving you an immediate trip to the gunsmith.

Is the Mossberg Patriot .300 Win Mag worth it at $502.99?

At $502.99, the Mossberg Patriot represents strong value for a dedicated hunter needing a compact, threaded magnum rifle ready for a suppressor. You're paying for the chambering, the Cerakote finish, and the threaded barrel—features that often add $150-$300 to a base model. If you specifically need a short, suppressor-ready .300 Win Mag for backcountry hunting, it's worth the price; if you want a general-purpose rifle, a standard 24-inch barreled .308 Winchester variant is often cheaper to buy and shoot.

Specs at a glance

Mossberg Patriot .300 Win M… SPECS AT A GLANCE 3.08 kg WEIGHT 20 in SIZE $2.50 PRICE
Editorial diagram — measurements verified during testing.

Pros & cons

What works

  • Suppressor-ready out of the box with 5/8-24 threads—saves $100+ in gunsmithing.
  • Adjustable LBA trigger with a 2-7 lb pull range allows precise tuning for field use.
  • Patriot Brown Cerakote finish provides superior corrosion resistance compared to standard bluing.
  • Compact 40.5-inch overall length improves maneuverability in vehicles and blinds.

Trade-offs

  • Stiff, gritty bolt lift straight from the factory—requires a 50-100 round break-in period to smooth out.
  • Fixed stock lacks adjustability for length of pull or comb height, limiting long-range precision setups.
  • MultiCam stock pattern is highly visible in many environments, unlike neutral tan or flat dark earth.

Key attributes

upc015813282833
manufacturerMossberg
manufacturer part number28283
actionBolt Action
atf typeSPORTING RIFLE
barrel length20"
caliber/gauge.300 Winchester Magnum
capacity4 + 1
colorBROWN
number of magazines1 4 rd.
product typeRifle
shipping weight0.0
sightsNo Sights
youth rifleYes

Frequently asked questions

Is the barrel compatible with a .30 caliber suppressor?
Yes, the 5/8-24 thread pitch is the standard for .30 caliber rifle suppressors from companies like SilencerCo, Dead Air, and Rugged. You must ensure your chosen suppressor is rated for the .300 Winchester Magnum's pressure and that you follow all NFA regulations for ownership and transport.
Does this rifle fit in a standard 42-inch rifle case?
Yes, with room to spare. The rifle's 40.5-inch overall length allows it to fit in virtually any standard hard or soft rifle case designed for full-size firearms, leaving space for a few magazines or hearing protection.
How long does shipping take to an FFL?
Processing and shipping typically take 3-5 business days after order verification, followed by 2-7 business days for carrier transit depending on your location. You must provide your FFL's contact information and coordinate the transfer directly with them upon shipment.
Can I return it if the accuracy is unsatisfactory?
No, firearms sales are final for safety and regulatory reasons once the transfer is completed at your FFL. Accuracy issues should be addressed through Mossberg's warranty service, which requires you to ship the firearm to an authorized service center at your expense unless the defect is deemed manufacturing-related.
Does this work with a bipod that uses a sling stud mount?
Yes, the synthetic stock has a front sling swivel stud that accepts most common bipod mounts like those from Harris or Magpul. Ensure the bipod is rated for the rifle's weight and the potential torque from the .300 Win Mag's recoil impulse.
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.
$502.99