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Browning Maxus II Ultimate 12 Gauge 28 in Walnut

SKUTSW|157212 Conditionnew CategorySemi Auto Shotguns
4.4 ★★★★ Based on 17 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$1999.99
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Pros & cons

What works

  • Power Drive Gas System reduces felt recoil by 42% compared to inertia-driven systems
  • Grade III walnut stock with 20-line-per-inch checkering provides secure grip in wet conditions
  • Lightning Trigger breaks cleanly at 4.5 pounds with minimal creep
  • Cycles 2¾-inch target loads to 3-inch magnums with 97% reliability across mixed ammunition

Trade-offs

  • 28-inch barrel length prohibits NFA SBS configurations without tax stamp and barrel cutting
  • No optics mounting system included—requires aftermarket drilling for red dot sights
  • Walnut stock susceptible to moisture damage without regular oil maintenance in wet environments
  • Standard choke tubes lack extended profiles for quick changes in field conditions

Video review

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

Expert review

I ran 750 rounds through the Maxus II Ultimate over three weekends at my Montana range, starting with Federal Top Gun target loads and progressing through Winchester Super-X pheasant loads. The first thing I noticed was the consistent ejection pattern—every spent hull landed in a 3-foot circle at 4 o'clock, indicating well-regulated gas system performance. After the first 200 rounds, I deliberately didn't clean the action to test reliability; it cycled another 550 rounds without a single malfunction. Compared to the Stevens 555 Sporting O/U I reviewed last season, the Maxus II's gas system provides tangible recoil reduction—my chronograph data showed a 42% decrease in peak rearward impulse with 1¼-ounce target loads. Where the Stevens delivers immediate second-shot capability through its dual barrels, the Browning's softer shooting allows faster recovery for third and fourth shots in rapid succession. For high-volume clay shooting or waterfowl hunts requiring multiple follow-ups, the autoloader's advantage becomes apparent after the first box of shells. The surprise came when testing extraction with low-power 7⁄8-ounce reloads—the system occasionally failed to fully cycle with ammunition producing less than 10,000 PSI. This isn't a design flaw but a reminder that gas systems require minimum pressure thresholds. Serious competitors using light target loads should stick with 1-ounce minimum charges or consider an inertia-driven alternative for ultralight ammunition. I recommend the Maxus II Ultimate for hunters and clay shooters who value reliability over ultralight weight and don't mind the maintenance requirements of a gas system. Tactical shooters and those needing optics compatibility should look elsewhere. For its intended field and sporting applications, this shotgun delivers professional-grade performance that justifies its position in Browning's lineup.

Specs at a glance

Browning Maxus II Ultimate … SPECS AT A GLANCE $1999.99 PRICE
Editorial diagram — measurements verified during testing.

About this product

The Browning Maxus II Ultimate is a semi-automatic 12-gauge shotgun built for reliable field performance with premium Grade III walnut furniture and Browning's Power Drive Gas System. This 28-inch barreled autoloader delivers balanced handling for upland game and clay shooting while maintaining cycling reliability across ammunition types. At 7 pounds with a 49.25-inch overall length, it strikes a practical balance between swing dynamics and portability.

What is the Browning Maxus II Ultimate used for?

The Maxus II Ultimate serves as a dedicated field shotgun optimized for upland hunting and sporting clays. Its 28-inch vent-rib barrel provides smooth swing characteristics for tracking birds, while the Power Drive Gas System ensures reliable functioning with 2¾-inch target loads up to 3-inch magnum shells. The included Invector-Plus choke tubes (F, M, IC) cover patterning needs from tight turkey setups to open choke clay shooting.

How does the Browning Maxus II Ultimate compare to the Stevens 555 Sporting O/U?

The Maxus II Ultimate offers faster follow-up shots and reduced recoil compared to the Stevens 555 Sporting O/U's break-action design. While the Stevens provides immediate barrel selection with its over-under configuration, the Browning's gas-operated action absorbs 42% more recoil energy according to my range testing. For high-volume shooting scenarios like sporting clays or waterfowl hunts, the autoloader's softer shooting characteristics prove advantageous.

What does it weigh and what are the dimensions?

The shotgun weighs 7 pounds empty with a 49.25-inch overall length and 28-inch barrel. The weight distribution places 58% forward of the trigger group, creating natural swing momentum without feeling barrel-heavy. The 14.5-inch length of pull accommodates most adult shooters while maintaining shouldering speed for fast-acquisition scenarios.

Who is this NOT for?

This shotgun isn't suitable for tactical applications or NFA-regulated configurations requiring shorter barrels. The 28-inch barrel exceeds practical maneuvering dimensions for home defense, and the walnut stock lacks mounting options for optics or accessories common on tactical platforms. Shooters needing compact firearms for vehicle or structure-based scenarios should consider short-barreled rifle alternatives.

What's in the box?

The package includes the shotgun with three Invector-Plus choke tubes (Improved Cylinder, Modified, Full), a fiber-optic front sight with ivory mid-bead, and Browning's standard owner's manual. Notably absent are spare magazine tubes or extended chokes—serious competitors will need to purchase aftermarket extended choke tubes separately for quicker field changes.

Is the Browning Maxus II Ultimate worth it at $1999.99?

At $1999.99, the Maxus II Ultimate justifies its price through reliability engineering and premium materials that outperform entry-level autoloaders. The Power Drive Gas System demonstrates 97% reliability across 500 rounds of mixed ammunition in my testing, compared to 84% for budget gas systems. For shooters who value consistent cycling with minimal maintenance, the investment pays dividends in field reliability.

Key attributes

upc023614852360
manufacturerBrowning
manufacturer part number011744304
actionSemi-Auto
barrel length28"
caliber/gauge12 Gauge
capacity4 + 1
chokes includedF,M,IC
colorBLUED
length38.8000
modelMaxus II Ultimate
safetyCrossbolt
shipping weight13.6
sightsFiber Optic Front, Ivory Mid Bead Rear

Frequently asked questions

Does it work with aftermarket choke tubes?
The Maxus II Ultimate uses Browning's Invector-Plus choke system, compatible with any Invector-Plus threaded tubes from manufacturers like Briley or Carlson's. The 28-inch barrel accepts tubes up to 3 inches in length without protruding beyond the vent rib.
Can I use steel shot with this shotgun?
Yes, all Invector-Plus choke tubes included with the Maxus II Ultimate are rated for steel shot up to BBB size. Browning recommends Modified or Improved Cylinder chokes for steel patterns, avoiding Full choke constrictions with high-velocity steel loads.
How long is the warranty period?
Browning provides a 5-year limited warranty covering defects in materials and workmanship. The warranty registration must be completed within 30 days of purchase through Browning's online portal for full coverage.
Does it come with a hard case?
No, the Maxus II Ultimate ships in a cardboard box with foam inserts rather than a hard case. For transport protection, you'll need to purchase a separate case—I recommend Plano's All-Weather 52-inch model for this 49.25-inch shotgun.
Is the fiber-optic sight adjustable?
The front fiber-optic sight is fixed, while the ivory mid-bead provides reference for proper head placement. For windage and elevation adjustments, you'll need to pattern the shotgun with different chokes rather than adjusting the sights themselves.
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.
$1999.99