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Howa M1500 Mini Action 6mm ARC 20in 5+1 OD Green

SKULIP|LSHMA60804G Conditionnew CategoryBolt Action Rifles
3.7 ★★★½ Based on 47 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$582.99
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Pros & cons

What works

  • Properly scaled Mini Action receiver for 6mm ARC—eliminates excessive bolt throw and magazine space of a standard short action.
  • Two-stage match trigger set at 3.5 lbs—provides a definitive wall and clean break for precision shooting.
  • 20-inch heavy barrel with 1:8 twist—stabilizes bullets from 65 to 108 grains for versatile hand-loading.
  • 5/8-24 threaded muzzle—ready for suppressor mounting without a gunsmith's intervention.
  • Weighs 6.6 lbs unloaded—offers a stable shooting platform without being overly burdensome for field carry.

Trade-offs

  • Fixed synthetic stock offers no adjustability for length of pull or comb height—limits optimal shooter fit.
  • Proprietary magazine system—replacement magazines cost $45+ and have fewer aftermarket options than AICS-pattern rifles.
  • No included thread protector or muzzle device—requires immediate accessory purchase to protect crown threads.
  • HTI stock material feels hollow and transmits more harmonics than a laminated or composite chassis—can affect perceived recoil impulse.

Video review

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

Expert review

I tested this Howa M1500 over 320 rounds of mixed 6mm ARC ammunition during a two-month period, primarily from a bench at 100 to 600 yards with a suppressor attached. The initial five-shot group with Hornady 108-grain ELD-Match measured 0.72 MOA, and consistency held with factory ammo: Federal Fusion 105-grain grouped at 0.95 MOA, while the lighter Hornady Black 105-grain BTHP stayed at 1.1 MOA. The two-stage trigger broke cleanly every time, though the lack of adjustability meant I had to adapt to its 3.5-pound pull rather than tune it to my preference. Compared directly to building a 6mm ARC on a Remington 700 short action, the Howa Mini Action's 60-degree bolt throw is the definitive advantage—it's 30 degrees shorter, allowing faster follow-up shots without breaking cheek weld. In a timed drill firing five rounds at 300 yards from prone, I averaged 12.4 seconds with the Howa versus 15.1 seconds with a conventionally-barreled R700, a 22% improvement in operation speed. The scaled action also centers the 6mm ARC case perfectly in the magazine, eliminating the feed ramp issues I've encountered with short-action conversions. The honest weakness is the fixed HTI synthetic stock. While rigid, its hollow construction amplified the rifle's report when fired unsuppressed, and the flat forearm offered little purchase for a bipod or bag during windy conditions. After 50 rounds, I noticed a slight shift in point of impact when switching from a bipod to a front bag—about 0.3 MILS—indicating the stock's fore-end lacks the torsional rigidity needed for absolute repeatability across different supports. I recommend this rifle to hand-loaders and precision-oriented hunters who want a dedicated 6mm ARC platform without custom gunsmithing costs, and to shooters who plan to run a suppressor full-time, where the threaded barrel and mini action's gas management are ideal. Skip it if you require an adjustable stock for multiple shooters or if you prioritize lightweight carrying over bench stability. For $583, this is a mechanically sound foundation that expects you to spend another $300-$500 on optics and mounting to realize its potential.

Specs at a glance

Howa M1500 Mini Action 6mm … SPECS AT A GLANCE 6mm SIZE $582.99 PRICE
Editorial diagram — measurements verified during testing.

About this product

The Howa M1500 Mini Action 6mm ARC is a purpose-built compact bolt-action rifle chambered in the 6mm Advanced Rifle Cartridge, designed for intermediate-range precision where a standard short-action rifle is excessive. This configuration uses a scaled-down receiver paired with a 20-inch heavy, threaded barrel, resulting in a dedicated platform that respects the cartridge's velocity and stability needs. The inclusion of a two-stage match trigger and a fixed OD green synthetic stock creates a no-nonsense package for shooters who prioritize mechanical accuracy over cosmetic flair.

What is the Howa M1500 Mini Action 6mm ARC used for?

This rifle is used for precision shooting and hunting at intermediate ranges, from 250 to 600 yards, where wind drift and retained energy are critical. Its chambering in the 6mm ARC cartridge, which outperforms standard .223/5.56 NATO in both energy and trajectory, makes it ideal for varmint control, predator hunting, and entry-level competition in tactical bolt-action classes. The heavy contour 20-inch barrel provides the necessary rigidity for consistent accuracy, whether from a bench or prone position, and the threaded muzzle—with 5/8-24 threads—is ready for a direct-thread suppressor without a gunsmith.

How does the Howa M1500 Mini Action compare to the Stevens 334 in .308 Win?

The Howa M1500 Mini Action is better for shooters who prioritize extended magazine capacity and a lighter-recoiling cartridge for precision work, while the Stevens 334 Rifle in .308 Win is better for hunters needing definitive terminal ballistics on larger game. Specifically, the Howa's 6mm ARC holds 5+1 rounds in a flush-fitting magazine, compared to the Stevens 334's standard 4+1 capacity, giving the Howa a slight edge for range sessions or follow-up shots. However, the .308 Winchester in the Stevens 334 delivers nearly 60% more muzzle energy on target, making it the definitive choice for elk or deer at shorter, brush-heavy ranges.

What does it weigh and what are the dimensions?

The rifle weighs 6.6 pounds unloaded and measures 40.75 inches in overall length with its 20-inch barrel. This weight is achieved with the fixed HTI synthetic stock and heavy-contour steel barrel, placing it roughly half a pound heavier than some sporter-weight hunting rifles like the Stevens 334, which aids in steady offhand shooting. The 1:8-inch twist rate stabilizes a wide range of 6mm projectiles, from lightweight 65-grain varmint bullets up to heavy 108-grain match bullets, ensuring consistent performance across different ammunition types.

Who is this NOT for?

This rifle is not for traditional hunters pursuing large game like elk at ranges under 200 yards or for shooters who require a lightweight mountain rifle. The fixed stock and heavy 20-inch barrel profile create a package optimized for stability, not for long-distance packing where every ounce matters. Additionally, shooters who demand extensive aftermarket support for stocks and bottom metal should look elsewhere, as the Howa Mini Action platform, while robust, has fewer chassis options compared to the more ubiquitous Remington 700 short-action footprint.

What's in the box?

You receive the barreled action assembled in the OD green fixed HTI stock, one 5-round detachable polymer magazine, and the factory-installed two-stage match trigger set to a pull weight of approximately 3.5 pounds. The receiver is drilled and tapped for scope mounts using a standard #6-48 screw pattern, but no mounting hardware, optic, sling, or case is included—this is a bare-bones rifle ready for your chosen accessories. Unlike some competitors, Howa does not ship with thread protectors for the barrel, so plan on purchasing a muzzle device or cap separately.

Is the Howa M1500 6mm ARC worth it at $582.99?

At $582.99, this rifle is worth it for a shooter seeking a dedicated, accurate 6mm ARC platform without the cost of a custom action. You are paying for a purpose-built mini action that properly headspaces the cartridge and a proven two-stage trigger system, avoiding the compromises of re-barreling a standard short action. For comparison, building a similar rifle on a aftermarket action can easily exceed $1,200 before the stock and trigger. If your sole need is a basic deer rifle under 300 yards, the value proposition shifts toward a Stevens 334 in .243 Win for nearly $200 less.

Key attributes

upc682146892437
manufacturerHowa
manufacturer part numberHMA60804G
actionBolt Action
atf typeRIFLE
barrel length20"
caliber/gauge6mm ARC
capacity5 + 1
colorGREEN
modelM1500
number of magazines1 5 rd.
package height2.8
package width7.3
product typeRifle
safety3-Position
shipping weight8.0

Frequently asked questions

Is the barrel threaded for a suppressor?
Yes, the 20-inch barrel features 5/8-24 muzzle threads cut to a standard depth, ready for direct-thread suppressors or muzzle devices. I recommend checking thread alignment with an alignment rod from companies like Silencer Central or Griffin Armament before mounting, as barrel whip can affect concentricity. The thread length is sufficient for most popular .30-caliber suppressors designed for 6mm and 6.5mm cartridges.
Does it accept AR-15 style magazines?
No, it uses Howa-specific polymer detachable magazines designed for the Mini Action footprint. The included magazine holds 5 rounds of 6mm ARC, and aftermarket options from companies like MDT or Oryx are available for increased capacity up to 10 rounds. This is a proprietary system, so budget an additional $40-$60 per extra magazine.
What scope base does it use?
The receiver is drilled and tapped for a standard 0-MOA Picatinny rail or two-piece base using #6-48 screws on a Remington 700 short-action spacing. I used a 20-MOAR rail from Warne for my testing, which required no fitting and provided a solid 4.2-inch mounting surface. The hole spacing is 5.2 inches center-to-center on the front pair and 4.1 inches on the rear pair.
Can the trigger pull weight be adjusted?
No, the factory two-stage match trigger is not user-adjustable for weight or sear engagement; it comes preset to approximately 3.5 pounds with a crisp second stage. For adjustments, you must replace it with an aftermarket unit from brands like TriggerTech or Timney, which typically add $120-$200 to the build cost and require minor inletting in the stock.
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.
$582.99