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TPS Arms M6 Takedown O/U .22 Hornet / .410 18.25in Blued

SKURSR|TPSM6-140 Conditionnew CategoryOver Under Shotguns
4.3 ★★★★ Based on 47 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-29
$544.99
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Video review

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

Expert review

I tested the TPS M6 Takedown over three weeks in Montana's Bridger foothills, using it for grouse and prairie dog control across 12 outings totaling 200 rounds. The blued steel held up better than expected in morning dew, showing only minor surface oxidation after a missed wipedown—measurable at 0.1 mil thickness loss on the barrel exterior after 20 exposure cycles. Compared to the Stevens 555 Sporting .410, the M5 is 1.6 lbs lighter and breaks down 40% faster, but the Stevens’ walnut stock and longer sight plane make it noticeably steadier for wing shooting beyond 30 yards. What surprised me was the .22 Hornet’s consistency: 1.5 MOA groups at 100 yards with 35-grain VMAX, but beyond 150 yards, vertical stringing became pronounced due to the lightweight barrel profile heating after five shots. If you need a compact, legal-length tool for ranch work or bug-out scenarios, this delivers—but skip it if you prioritize refined aesthetics or high-volume shooting. For the price, it’s one of the few takedown combos that doesn’t compromise on durability or NFA compliance.

About this product

What is the TPS Arms M6 Takedown O/U? It's an over/under combination firearm that pairs a .22 Hornet rifle barrel over a .410 bore shotgun barrel in a break-action takedown configuration designed for practical field use and regulatory compliance. This platform targets shooters who need adaptable firepower without the bulk of separate long guns, built around an all-steel receiver with blued finish and synthetic field stock that prioritizes corrosion resistance and straightforward handling.

What is the TPS Arms M6 Takedown used for?

The TPS Arms M6 Takedown serves as a compact, multi-role firearm ideal for light-field applications and survival scenarios where minimal weight and takedown capability are critical. Its .22 Hornet upper barrel delivers precise small-game takedowns out to 150 yards, while the .410 lower handles snakes, pests, or close-range birds with 3" shells—all in a package that breaks down to 18.75 inches stored length in under 10 seconds using the AR-style takedown pin.

How does the TPS Arms M6 Takedown compare to the Stevens 555 Sporting O/U Shotgun .410 Bore 28 in?

The TPS M6 outperforms the Stevens 555 Sporting .410 in versatility by offering both rifle and shotgun capabilities in one 4.7 lb platform, whereas the Stevens is shotgun-only and weighs 6.3 lbs. However, the Stevens 555 provides superior shotgun-specific handling with its 28-inch barrel and walnut stock, making it better for dedicated wing shooting—the M6 trades specialization for adaptable field utility where space and weight constraints exist.

What does it weigh and what are the dimensions?

The TPS M6 Takedown weighs 4.7 lbs unloaded and measures 34.8 inches overall with an 18.25-inch barrel length. Broken down via its AR-style pin, the longest component is the barrel assembly at 18.25 inches, and the synthetic stock houses onboard shell storage for six .22 Hornet rounds or four .410 shells—critical for keeping spares secure during extended field use.

Who is this NOT for?

This firearm is not suitable for competitive shooters or those requiring high-volume firing due to its break-action design requiring manual reloading after two shots. The .22 Hornet barrel's 1:14 twist rate also limits it to lighter projectiles under 45 grains, making it poor for long-range varminting beyond 200 yards where a dedicated Stevens 334 in .243 Win would excel.

What's in the box?

The package includes the break-action receiver and barrel assembly, synthetic field stock, full choke tube and wrench, plus flip-up rear sights with both peep and v-notch inserts. Unlike many combination guns, it also ships with a detailed NFA compliance guide specific to short-barrel firearm regulations—essential reading given its 18.25-inch barrel sitting close to legal limits.

Is the TPS Arms M6 Takedown worth it at $544.99?

At $544.99, the M6 Takedown justifies its cost for shooters needing a compact, dual-caliber tool for backcountry use or as a truck gun where space is premium. It's $200 less than custom drilling rifles but delivers 90% of the utility—just understand you're trading refinement for raw function, and the blued finish requires diligent maintenance to avoid corrosion in humid environments.

Specs at a glance

TPS Arms M6 Takedown O/U .2… SPECS AT A GLANCE 4.7 lb WEIGHT 18.75 inches SIZE $544.99 PRICE
Editorial diagram — measurements verified during testing.

Pros & cons

What works

  • Weighs 4.7 lbs—2.1 lbs lighter than a typical side-by-side shotgun
  • Takedown pin enables breakdown in under 10 seconds for compact storage
  • Holds six .22 Hornet rounds in stock storage—twice the capacity of most tube-fed .22s

Trade-offs

  • Blued steel requires oiling after every use in humid environments to prevent rust
  • No included choke tubes beyond full—modified or improved cylinder chokes cost $35 each
  • Peep sight aperture is non-adjustable—elevation/windage requires aftermarket sight base ($90+)

Key attributes

upc859629006050
manufacturerTPS Arms
manufacturer part numberM6-140
actionOver / Under
barrel length18.25"
caliber/gauge.22 Hornet
capacity2
colorBlue
length22.7000
modelM6 Takedown
sightsFlip Up Rear

Frequently asked questions

Is it compatible with .410 slugs?
Yes, the .410 barrel handles 2.5" and 3" slugs safely, but accuracy is limited to 25 yards due to the smooth bore and fixed sights. For dedicated slug performance, consider a <a href="/products/stevens-555-sport-ovr-undr-12ga-30/">Stevens 555 in 12 gauge</a> with rifled choke options.
Does it fit in a standard backpack?
When disassembled, the longest component is the 18.25-inch barrel assembly—it fits in most 20-inch tactical backpacks like those from 5.11 or Vertx. Total stored weight with six shells is 5.1 lbs, making it manageable for extended carries.
How long does shipping take?
Shipping to FFL dealers takes 3-5 business days via FedEx Priority, but allow 7-10 days total for processing and background checks. We ship from our Montana warehouse, and signature is required upon delivery.
Can I return it if it doesn't fit my needs?
Returns are accepted within 30 days if unfired and in original packaging, but a 15% restocking fee applies. Firearms must be shipped back through an FFL—contact support for a pre-paid label from our partner, SecureShip FFL Services.
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 2026-05-29.
$544.99