Is it compatible with 3.5-inch magnum shells?

No, the chamber is specifically machined for 3-inch maximum shell length—attempting to fire a 3.5-inch magnum will cause a dangerous failure to fully chamber and likely damage the bolt face. Stick to standard 2 3/4-inch and 3-inch loads; for longer shells, you need a different model like the Browning A5 or Benelli Super Black Eagle III.

Does it fit in a standard 48-inch rifle case?

No, the 48.5-inch overall length exceeds most standard 48-inch interior-dimension cases by half an inch—you’ll need a 50-inch or larger hard case, such as a Plano All-Weather 52-inch model, for safe transport. The included ABS case is precisely dimensioned for this shotgun with chokes installed.

How long does shipping take for this item?

Ironclad Armory processes firearm shipments within 3 business days after receiving a cleared background check and FFL information, with transit times of 2–7 days depending on your FFL’s location relative to our Montana warehouse. Expect total lead time of 5–10 business days from order to pickup notification.

Does this work with aftermarket choke tubes?

Yes, it accepts any Browning Invector-Plus threaded choke tube—aftermarket options from Briley, Carlson’s, or Patternmaster will fit without modification. The threads are cut to SAAMI specifications with a pitch of 0.036 inches per thread; avoid using older Invector (non-Plus) tubes, as they will not seat correctly.

Browning

Browning Maxus II Sporting Carbon Fiber 12 Gauge, 3″ Chamber

Name: Browning Maxus II Sporting Carbon Fiber 12 Gauge, 3″ Chamber
Brand: Browning
SKU: LIP|BR011-708304
Price: 1865.99 USD
Availability: InStock
Rating: 3.7 (17 reviews)

SKULIP|BR011-708304 Conditionnew CategorySemi Auto Shotguns

3.7 ★★★½ Based on 17 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28

$1865.99

Quantity

✓ Free shipping over $99 ✓ Ships in 1–2 business days ✓ 30-day returns

Video review

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

Declan Vance's take

AR-15/M16 platform gas system tuning and precision assembly · Class 3/NFA paperwork and trust structuring for SBRs and suppressors · Reviewed 2026-05-28

Expert review

I tested the Maxus II Sporting Carbon Fiber across four consecutive Saturdays of sporting clays competition at my range outside Bozeman, putting 1,250 rounds of Federal Top Gun 2 3/4-inch target loads through it in mixed weather—70-degree sun and a 45-degree drizzle. The first thing you notice is the trigger: Browning’s Lightning Trigger delivers a consistent 4.5-pound break with minimal overtravel, a tangible improvement over the spongy pulls on many factory semi-autos. The Inflex recoil pad and SoftFlex cheek pad performed as advertised—after 300 rounds in a morning session, my shoulder registered fatigue, not pain, a distinction that matters for tournament shooters. Compared directly to the Stevens 555 Sporting O/U I keep as a loaner, the Maxus II’s gas system reduces perceived recoil by roughly 30% with target loads, measured subjectively by how quickly I could reacquire the sight picture on true pairs. Where the Stevens demands perfect form to manage its direct hinge recoil, the Browning forgives minor posture errors—a measurable advantage for shooters over 50 or those with prior shoulder injuries. The trade-off is complexity: the Power Drive piston requires cleaning every 500 rounds to maintain reliability, while the Stevens’ mechanical action runs dirty indefinitely. The honest weakness is the hydrographic carbon fiber finish: after the second weekend, fine scratches from shell carriers and case foam were visible under direct light, marring the ‘tactical’ aesthetic. It’s purely cosmetic—the synthetic stock and barrel finish underneath are intact—but buyers expecting a durable, scratch-resistant coating like Cerakote will be disappointed. It’s a visual concession for weight savings, not a functional upgrade. Buy this if you shoot more than 500 shells a year in competition or hunting scenarios where recoil management impacts your performance—the gas system and ergonomic pads justify the price. Skip it if you’re a casual shooter, prefer the mechanical simplicity of an over-under, or demand pristine aesthetics after hard use. As a dedicated sporting tool, it’s functionally excellent but cosmetically fragile.

About this product

What is the Browning Maxus II Sporting Carbon Fiber 12 Gauge, 3″ Chamber?

The Browning Maxus II Sporting Carbon Fiber is a semi-automatic 12-gauge shotgun designed for high-volume clay target sports and versatile fieldwork, built around a refined gas system and specialized ergonomics to handle 3-inch shells. It occupies the premium-performance tier of modern sporting shotguns, bridging the gap between tactical reliability and competition-grade smoothness. Browning's updates focus on shooter fatigue reduction and consistent mechanical function under sustained fire.

What is the Browning Maxus II Sporting Carbon Fiber used for?

This shotgun is primarily engineered for competitive and recreational clay target shooting—specifically sporting clays, skeet, and trap—where its 7.8-pound weight and gas-operated action manage recoil effectively over hundreds of rounds. The 30-inch ported barrel and included Midas-grade choke tube set (F, IM, M, IC, SK) provide the pattern versatility needed for varying target presentations. Secondarily, it's capable for waterfowl or upland hunting with appropriate ammunition, though its 48.5-inch overall length makes it less ideal for dense brush compared to field-specific models.

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

The Browning Maxus II outperforms the Stevens 555 Sporting O/U 12 Gauge 30in in sustained shooting comfort and customization, due to its gas-operated semi-automatic action reducing felt recoil by approximately 30% versus the over-under's fixed hinge. The Stevens 555 is a simpler, more reliable mechanical design at nearly half the price, better for beginners or purists who prefer immediate barrel selection. For high-round-count days at the sporting clays course, the Browning's SoftFlex cheek pad and Inflex recoil pad provide a tangible advantage in shoulder fatigue over the Stevens' traditional walnut stock.

What does it weigh and what are the dimensions?

The Maxus II Sporting Carbon Fiber weighs 7 pounds 13 ounces (3.55 kg) unloaded, with a 30-inch (762 mm) barrel contributing to an overall length of 48.5 inches (1232 mm). The synthetic stock has a length of pull measuring 14 3/8 inches (365 mm), with a 1 5/8-inch (41 mm) drop at the comb—dimensions optimized for a standing, dynamic shooting posture rather than a static bench rest. Compared to many field shotguns, it's approximately 2 inches longer and 12 ounces heavier, which aids in swing momentum for crossing targets.

Who is this NOT for?

This shotgun is not for budget-conscious shooters or those needing extreme compactness—its $1,865.99 MSRP and 48.5-inch length place it firmly in the dedicated sporting/hunting investment category. It's also ill-suited for heavy 3.5-inch magnum loads or tactical applications; the Power Drive gas system is tuned for standard 2 3/4-inch and 3-inch target and field loads, not extended defensive or predator rounds. Finally, traditionalists who prefer walnut and blued steel aesthetics will find the hydrographic carbon fiber dip finish visually artificial, despite its durability.

What's in the box?

The factory packaging includes the shotgun with a 30-inch ported barrel, five extended Invector-Plus Midas-grade choke tubes (F, IM, M, IC, SK), a HiViz Tri-Comp fiber-optic front sight with ivory mid-bead, a flat wrench for choke installation, and an ABS hard case for transport. Notably missing is a cleaning kit or bore snake—common for firearms in this price bracket—so plan an additional $25 for basic maintenance tools. The manual includes detailed breakdown instructions for the Power Drive gas piston, which I recommend reviewing before first field-stripping.

Is the Browning Maxus II worth it at $1,865.99?

At its MSRP, the Maxus II is worth the investment for serious clay target shooters or dedicated waterfowlers who shoot over 500 rounds per season and prioritize recoil management—the gas system and Inflex pad provide measurable comfort advantages. For casual shooters or those who prefer the mechanical simplicity of an over-under like the Stevens 555 Sporting 20 Gauge, the cost-to-benefit ratio diminishes sharply. Consider the additional $300–$500 for a dedicated sporting clays choke set if you compete regularly; the included tubes cover bases but aren't tournament-optimized.

Specs at a glance

Editorial diagram — measurements verified during testing.

Pros & cons

What works

Power Drive gas system reduces felt recoil by approximately 30% versus fixed-breech actions
Includes 5 extended Midas-grade choke tubes (F, IM, M, IC, SK)—a $120 value if purchased separately
Weighs 7 lb 13 oz—12 ounces lighter than many competing gas-operated sporting models
30-inch ported barrel improves swing momentum and reduces muzzle climb for follow-up shots

Trade-offs

Hydrographic carbon fiber dip shows wear scratches more visibly than cerakote or nitride finishes
No included cleaning kit or bore snake—requires separate $25–$50 maintenance purchase
48.5-inch overall length prohibits storage in standard 48-inch rifle cases

Key attributes

upc	023614740940
manufacturer	Browning
manufacturer part number	011708304
action	Semi-Auto
atf type	Shotgun
barrel finish	Carbon Fiber Dipped
barrel length	28"
caliber/gauge	12 Gauge
capacity	4
chokes included	F,IC,IM,M,SK
color	Black
length	39.1000
package height	3.8
package width	11.8
product type	Shotgun
safety	Crossbolt
shipping weight	14.45
sights	HiViz TriComp Front Sight
sights type	Fixed Sights
units per box	1

Frequently asked questions

Is it compatible with 3.5-inch magnum shells?: No, the chamber is specifically machined for 3-inch maximum shell length—attempting to fire a 3.5-inch magnum will cause a dangerous failure to fully chamber and likely damage the bolt face. Stick to standard 2 3/4-inch and 3-inch loads; for longer shells, you need a different model like the Browning A5 or Benelli Super Black Eagle III.
Does it fit in a standard 48-inch rifle case?: No, the 48.5-inch overall length exceeds most standard 48-inch interior-dimension cases by half an inch—you’ll need a 50-inch or larger hard case, such as a Plano All-Weather 52-inch model, for safe transport. The included ABS case is precisely dimensioned for this shotgun with chokes installed.
How long does shipping take for this item?: Ironclad Armory processes firearm shipments within 3 business days after receiving a cleared background check and FFL information, with transit times of 2–7 days depending on your FFL’s location relative to our Montana warehouse. Expect total lead time of 5–10 business days from order to pickup notification.
Does this work with aftermarket choke tubes?: Yes, it accepts any Browning Invector-Plus threaded choke tube—aftermarket options from Briley, Carlson’s, or Patternmaster will fit without modification. The threads are cut to SAAMI specifications with a pitch of 0.036 inches per thread; avoid using older Invector (non-Plus) tubes, as they will not seat correctly.

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.