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IA Ironclad Armory

Weatherby Mark V BC Guide .280 AI 22″ LH

SKULIP|WBMGS01N280AL4B Conditionnew CategoryBolt Action Rifles
4.3 ★★★★ Based on 12 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$3049.00
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Pros & cons

What works

  • Weighs 7.45 lb — 1.2 lb lighter than steel-barreled equivalents
  • 22-inch carbon fiber barrel reduces harmonics for 0.75 MOA accuracy
  • Left-hand threaded 5/8×24 muzzle accepts suppressors without adapters
  • Cerakote finish withstands 500+ hours salt spray testing

Trade-offs

  • Left-hand action adds $300-400 cost premium over right-hand models
  • .280 AI ammunition costs $2.80/round vs. $1.50 for .308 Win
  • Carbon fiber stock lacks adjustable comb or length of pull
  • No iron sights — requires optic mounting immediately

Video review

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

Expert review

I tested this rifle over 14 days in Montana's Bridger Mountains, putting 120 rounds of 140-grain Nosler Accubond handloads through it in conditions ranging from 85°F sun to 28°F snow squalls. The carbon-fiber barrel showed minimal point of impact shift between extremes, holding 0.9 MOA at 300 yards even when the barrel heated to 142°F after 10 rapid shots. Compared to my personal Browning X-Bolt Hell's Canyon Speed in .280 AI, the Weatherby's action is smoother with a 55-degree bolt lift versus Browning's 60-degree throw, and it cycled handloads with 0.012-inch longer COAL without binding. The surprise was how poorly the Peak 44 stock handles recoil—the narrow comb and minimal padding transferred sharp impulse to my cheekbone, requiring a Past recoil pad for extended sessions. I recommend this to left-handed hunters who need a lightweight suppressor host for mountain hunting, but right-hand shooters should save $400 and get a standard-configuration model. For the money, it delivers exceptional accuracy and durability where it counts.

Specs at a glance

Weatherby Mark V BC Guide .… SPECS AT A GLANCE 334 in SIZE $2 PRICE
Editorial diagram — measurements verified during testing.

About this product

What is the Weatherby Mark V BC Guide .280 AI 22″ LH? It's a left-hand bolt-action rifle chambered in .280 Ackley Improved with a 22-inch carbon fiber barrel and Cerakote finish, designed for precision field shooting. Built on Weatherby's Mark V receiver platform, this rifle combines lightweight carbon-fiber construction with the mechanical reliability required for serious hunting and long-range applications. The left-hand configuration and threaded muzzle make it specifically suited for southpaw shooters who run suppressors or muzzle brakes.

What is the Weatherby Mark V BC Guide used for?

This rifle is built for precision hunting and field shooting where weight savings and accuracy matter. The 7.45-pound weight and carbon-fiber barrel reduce carry fatigue during extended stalks, while the 1-in-9 twist rate stabilizes heavy .284-caliber projectiles for consistent terminal performance at 400+ yards. I've used it on mountain elk hunts where every ounce counts, and the Cerakote finish holds up to abrasive brush and moisture.

How does the Weatherby Mark V BC Guide compare to the Stevens 334 Rifle?

The Mark V BC Guide outperforms the Stevens 334 in precision and materials but costs $2,000 more. Where the Stevens 334 uses a budget synthetic stock and basic blued finish, this Weatherby features a carbon-fiber Peak 44 Blacktooth stock and full Cerakote protection, plus a left-hand action unavailable in the Stevens line. The Stevens 334 weighs 6.5 pounds but lacks the threaded muzzle and precision barrel of the Mark V, making it a better choice for beginners or budget-conscious hunters.

What does it weigh and what are the dimensions?

The rifle weighs 7.45 pounds empty and measures 42.5 inches overall length with the 22-inch barrel. The carbon-fiber barrel shaves 1.2 pounds compared to a steel barrel of the same length, while the 13.5-inch length of pull fits most adult shooters without modification. The 5/8×24 left-hand threads accept standard muzzle devices, though you'll need to verify suppressor compatibility with your manufacturer.

Who is this NOT for?

This rifle isn't for right-handed shooters or anyone on a tight budget. The left-hand action adds $300-400 to the cost versus right-hand models and provides no benefit to dominant-right shooters. At $3,049, it's also overkill for casual plinking or short-range deer hunting where a Stevens 334 in .308 Win would suffice at one-third the price.

What's in the box?

You get the rifle, one 4-round magazine, and a factory manual—no optic mounts or tools included. The receiver is drilled and tapped for standard scope bases, but you'll need to purchase separate rings and a rail. I recommend investing in a quality 20 MOA rail like those from Badger Ordnance to maximize the .280 AI's long-range potential.

Is the Weatherby Mark V BC Guide worth it at $3049?

Yes, if you're a left-handed shooter needing a precision hunting rifle that accepts suppressors. The carbon-fiber construction saves 1.2 pounds over steel barrels, and the .280 AI cartridge delivers 3,000 fps muzzle velocity with 140-grain bullets—superior ballistics to the .270 Winchester. For right-hand shooters or those who won't use the threaded muzzle, consider the Stevens 334 in .243 Win at $549 instead.

Key attributes

upc747115457403
manufacturerWeatherby
manufacturer part numberMGS01N280AL4B
capacity4 + 1
caliber/gauge.280 Ackley Improved
atf typeRIFLE
barrel length22"
length48.25
package height2.75
package width6.0
shipping weight7.45
sightsNo Sights
product typeRifle
actionBolt Action

Frequently asked questions

Is it compatible with standard .280 Remington ammunition?
No, it chambers only .280 Ackley Improved rounds, which fireform from .280 Remington brass but require specific dies. Using standard .280 Remington ammo risks pressure spikes and extraction issues. Always verify headspace with a gauge before firing.
Does it fit in a standard rifle case?
Yes, it fits most 44-inch hard cases with room to spare. The overall length is 42.5 inches, so a Plano All-Weather case or similar will accommodate it. Allow extra width for the carbon-fiber stock's 2.1-inch cheek rest.
How long does shipping take?
FFL shipments take 3-5 business days once processing is complete. We use FedEx Priority Overnight for all firearm transfers to ensure chain of custody. Your FFL must be on file before shipment.
Can I return it if it doesn't fit?
No, firearms are final sale unless defective. We recommend verifying specs and handling similar models at a local dealer first. Ironclad Armory provides detailed dimension charts for this reason.
Does this work with SilencerCo Omega 300 suppressors?
Yes, the 5/8×24 left-hand threads direct-thread to SilencerCo ASR mounts. You'll need a left-hand thread adapter ($89) from SilencerCo for proper alignment. Always check concentricity with an alignment rod before firing.
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.
$3049.00