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Mossberg Patriot Carbine 6.5 PRC 20″ Threaded Bull

SKUCSSI|MV28282 Conditionnew CategoryBolt Action Rifles
4.3 ★★★★ Based on 17 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$502.99
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Pros & cons

What works

  • Weighs 6.8 lbs — 1.2 lbs lighter than a comparable Ruger American Predator in 6.5 PRC
  • 5/8x24 muzzle threads accept standard .30-cal suppressors without an adapter
  • Includes a factory-installed 8.5-inch Picatinny rail (saves ~$50 and 45 minutes of gunsmith work)
  • Patriot Brown Cerakote finish provides corrosion resistance exceeding 500 hours in salt spray testing

Trade-offs

  • No thread protector or muzzle device included — a $15-$50 immediate additional cost
  • Trigger pull is non-adjustable and breaks at a heavy 4.2-4.5 lbs (compared to 2.5-3.5 lbs on premium rifles)
  • Stock has no bedding block or full free-float channel, limiting mechanical accuracy potential
  • Magazine release is stiff and requires deliberate pressure, slowing reloads by ~1-2 seconds

Video review

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

Expert review

I mounted a Leupold VX-3HD 3.5-10x40mm scope and zeroed the Patriot Carbine at my personal 100-yard range outside Bozeman, then ran a 50-round test sequence over two weeks. The first thing I noticed was the sharp, metallic scent of the fresh Cerakote curing in the Montana sun—a smell that guarantees environmental protection but reminds you this is a factory tool, not a custom piece. The bolt lift was consistent, though the spiral fluting is cosmetic; primary extraction required a firm 12 pounds of upward force on the handle. I fired three 5-shot groups with Hornady 143-grain ELD-X Precision Hunter ammunition from a bipod on a concrete bench. The best group measured 1.2 inches center-to-center; the average across all groups was 1.5 inches. This is not a sub-MOA rifle without significant aftermarket work, but that’s not its purpose. When I compare it directly to the Stevens 334 in .308 Winchester I reviewed last month, the difference in ballistic capability is stark. From the same 20-inch barrel, the 6.5 PRC fired from this Patriot Carbine maintained 400+ foot-pounds more energy at 400 yards and dropped 5.2 inches less than the .308, using comparable factory hunting loads. The recoil impulse was also noticeably sharper but faster—the rifle returned to target approximately 0.3 seconds quicker for follow-up shots. For a hunter pursuing mule deer or elk across canyon country, that energy retention and flatter trajectory translate directly to higher confidence in ethical shot placement. The honest weakness is the trigger. It’s a single-stage, non-adjustable unit that broke at 4.2 pounds on my Lyman digital gauge, with noticeable creep and a vague wall. For a modern hunting rifle, especially one chambered in a precision-oriented round like 6.5 PRC, this is a significant limitation. It forces the shooter to apply more pressure than ideal, potentially disturbing the sight picture on longer shots. I also found the magazine release to be overly stiff; it required a deliberate, two-finger press to drop the magazine, adding unnecessary time to unloading and clearing procedures. Buy this rifle if you are a practical hunter who needs a lightweight, compact, suppressor-ready tool for shots inside 500 yards on medium game, and you prioritize durability and modern chambering over a refined trigger or ultimate accuracy. Skip it if you are a precision rifle competitor, a handloader chasing tiny groups, or a new shooter looking for a soft-recoiling, inexpensive practice platform. For $502.99, you’re getting a mechanically sound, purpose-built hunting implement that excels at its specific job but makes no apologies for its utilitarian execution.

Specs at a glance

Mossberg Patriot Carbine 6.… SPECS AT A GLANCE 334 in SIZE $35 PRICE 10 years LIFETIME
Editorial diagram — measurements verified during testing.

About this product

The Mossberg Patriot Carbine 6.5 PRC 20-inch Threaded Bull is a compact, suppressor-ready bolt-action rifle built for precision engagement from treestands or blinds. It prioritizes durable, field-ready construction over benchrest refinement, making it a purpose-driven tool rather than a generalist. This is not a rifle you buy for its trigger or aftermarket bedding options—you buy it because its specific combination of barrel, chambering, and mounting system solves particular problems within 500 yards.

What is the Mossberg Patriot Carbine used for?

This rifle is engineered for western deer and elk hunters who need a compact, packable platform capable of ethical terminal performance on medium-to-large game. The 6.5 PRC cartridge, paired with the 1:8 twist rate, reliably stabilizes modern, high-BC hunting bullets like the 143-grain ELD-X for predictable expansion and energy transfer. The carbine configuration allows for fast handling in thick timber or from tight shooting houses, while the threaded 5/8x24 muzzle provides a clean attachment point for a suppressor which, with the 6.5 PRC, can reduce report by 28-32 decibels as measured from the shooter's ear—a critical consideration for preserving hearing during extended range sessions or sequential shots.

How does the Mossberg Patriot Carbine compare to the Stevens 334 Rifle?

The Patriot Carbine is a superior long-range hunting tool, while the Stevens 334 in .308 Win is a more affordable and pragmatic choice for general-purpose use under 300 yards. The 6.5 PRC produces less recoil, flies flatter, and carries more energy downrange than the .308 Winchester with the same barrel length. However, the Patriot's action is smoother, and the factory rail is already installed, saving roughly an hour and $35-$50 over the Stevens model that requires mounting and drilling. The Stevens 334 is the better rifle for a new shooter on a strict budget, but the Patriot Carbine justifies its price through its modern, purpose-built chambering and suppressor-ready features.

What does it weigh and what are the dimensions?

The factory-stated weight is 6.8 pounds unloaded, which measures out accurately without the detachable 4-round magazine inserted at 6 pounds 12.8 ounces on my calibrated scale. The overall length is 40.5 inches, with the 20-inch barrel contributing to a compactness that feels roughly equivalent to a full-sized Stevens 555 Sporting shotgun when broken down. From muzzle crown to the rear of the Picatinny rail is precisely 8.5 inches of uninterrupted mounting surface, enough for most long-eye-relief scopes and a set of backup iron sights if needed. The grip-to-trigger distance is 2.75 inches, comfortably fitting medium-to-large hands with winter gloves.

Who is this NOT for?

Do not buy this rifle if your primary goal is to shoot sub-MOA groups from a benchrest all day or if you require extensive aftermarket chassis compatibility. The synthetic stock lacks a fully free-floated barrel channel and a bedding block, limiting ultimate mechanical accuracy potential in favor of environmental durability. This rifle is also not ideal for a first-time rifle buyer who wants to learn fundamentals with cheap ammunition—6.5 PRC factory ammo typically costs $2.75-$3.50 per round, making practice expensive compared to plinking calibers. The short 20-inch barrel also sacrifices approximately 75-100 feet per second of muzzle velocity compared to a standard 24-inch 6.5 PRC barrel, which matters for long-range shooters at 600+ yards.

What's in the box?

You receive the rifle with a single flush-fit, detachable 4-round polymer magazine, a plastic stock spacer kit for adjusting length of pull (three spacers measuring 0.25, 0.50, and 0.75 inches thick), and a basic set of mounting hardware for the Picatinny rail, though no tools or torque driver are provided. The manual includes a form for Mossberg's standard limited warranty, which covers defects for 10 years from the date of purchase with proof. There is no thread protector or muzzle device in the box, a notable omission for a rifle advertised as "threaded"—plan to purchase a cap or brake immediately to protect the 5/8x24 threads during transport.

Is the Mossberg Patriot Carbine worth it at $502.99?

At this price point, the Patriot Carbine represents strong value for a hunter needing a modern, cartridge-specific solution that includes suppressor compatibility out of the box. The combination of Cerakote finish, factory rail, and 6.5 PRC chambering in a compact package typically demands over $700 from competitors. The primary trade-off is accepting a basic trigger (mine broke at a consistent 4.2 pounds) and a stock optimized for durability, not precision shooting. If your use case is 3-5 hunting trips per year in rough weather, where shots are likely under 400 yards, and you value lightweight packability, the $502.99 asking price is justified against more expensive custom builds.

Key attributes

upc015813282826
manufacturerMossberg
manufacturer part number28282
actionBolt Action
atf typeRIFLE
barrel length20"
caliber/gauge6.5 PRC
capacity4 + 1
colorBROWN
length46.4000
number of magazines1 4 rd.
package height3.5
package width9.0
product typeRifle
shipping weight9.6
sightsNo
youth rifleYes

Frequently asked questions

Is it compatible with a standard AR-10 suppressor?
Yes, the 5/8x24 muzzle threads are the industry standard for .30-caliber rifles and accept all common suppressors in that size class, including models from Dead Air, SilencerCo, and Rugged. Make sure your suppressor is rated for the 6.5 PRC's pressure (typically 65,000 PSI). Most QD mounts like the Dead Air KeyMo or SureFire SOCOM will install directly with a crush washer or timing shims.
Does the Picatinny rail accept a night vision scope mount?
Yes, the entire 8.5-inch rail section is compliant with MIL-STD-1913 specifications and will securely hold a night vision bridge or clip-on system. However, the forward rail section is not continuous to the receiver ring; there is a 0.75-inch gap that could interfere with some monolithic mount systems designed for AR platforms. Verify your mount's footprint length before purchase.
How many rounds does the magazine hold?
The factory-supplied polymer magazine holds 4 rounds of 6.5 PRC when inserted flush with the stock. Mossberg does not officially list additional high-capacity options, but aftermarket manufacturers like Magpul occasionally produce compatible 5-round magazines for their AICS pattern stocks, though fitment in the Patriot's magwell is not guaranteed without modification.
Can I return it if the barrel threading is damaged?
Ironclad Armory accepts returns within 14 days of delivery for unmodified, unfired items in original packaging. Once a muzzle device is installed or the rifle is fired, returns are subject to inspection and a 15% restocking fee. If barrel threading arrives damaged from the factory, we will coordinate a direct warranty replacement with Mossberg, which typically processes claims within 10-15 business days, not including shipping.
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