Mossberg 500 JIC Mariner Shotgun Kit: The Ultimate Marine Defense Safeguard

Salt air, crashing waves, and high-humidity environments are absolute death sentences for standard firearms. Within days, moisture can pit barrels, seize actions, and turn a reliable defense tool into an unsafe hunk of rusted metal. When your travels take you to the open ocean, swampy coastlines, or deep wilderness water routes, you need an unyielding, corrosion-resistant safeguard. Enter the Mossberg 500 JIC Mariner Shotgun Kit—a spectacular, military-grade 12-gauge security platform engineered explicitly to conquer the harshest wet environments on Earth.

Packaged in a buoyant, water-tight container, this specialized 12-gauge pump-action cruiser is built to survive prolonged exposure to salt water while remaining instantly deployable when your life depends on it.

The Marinecote Protection Advantage

The ultimate defense against metal degradation is Mossberg’s proprietary Marinecote finish. This high-tech, heavy-duty coating protects all exposed metal components from the ravages of moisture and salt spray.

Relentless Shield Against Saltwater Corrosion

Unlike standard blued finishes that require constant oiling, the Marinecote finish applied to the Mossberg 500 JIC Mariner acts as an impenetrable barrier. It covers the barrel, magazine tube, and high-strength aluminum receiver, allowing the weapon to withstand weeks of damp, salty maritime air without developing performance-robbing surface rust.

Effortless Maintenance in the Field

On a small boat, kayak, or off-grid coastal cabin, thorough firearm cleaning is rarely convenient. The slick, non-stick properties of Marinecote make maintaining this shotgun incredibly simple. Mud, grime, and powder fouling wipe away easily with a damp cloth, ensuring your tactical tool is always clean and ready for action.

Buoyant, Lifesaving Storage Tube

The Just In Case (JIC) philosophy means preparing for worst-case scenarios, including capsizing, floods, or torrential downpours.

Heavy-Duty, O-Ring Sealed Container

The Mossberg 500 JIC Mariner comes packed inside an impact-resistant, high-visibility orange storage tube. This container features a heavy-duty, water-tight screw cap with a secure O-ring seal that blocks out water, dust, and sand completely.

Floats Safely in Emergency Scenarios

• Buoyant Design: If your vessel capsizes or your truck is flooded, the sealed JIC tube is engineered to float safely on the water’s surface, keeping your firearm bone-dry and recoverable.

• Convenient Transport: The tube features a rugged nylon carrying strap, making it easy to sling over your shoulder during an emergency evacuation or shore excursion.

• Resealable Storage Bag: The kit includes an interior heavy-duty resealable bag with multi-purpose survival implements for extra security.

Time-Tested Mil-Spec Reliability

Beneath the specialized finish lies the world-renowned Mossberg 500 pump-action system. As one of the only pump shotguns to pass the brutal U.S. Military Mil-Spec 3443 testing parameters, its dependability is absolutely flawless.

Dual Extractors and Twin Action Bars

High-stress defensive situations leave no room for jams or short-cycling. The Mossberg 500 JIC Mariner features dual extractors that grip the shell rim tightly from both sides to ensure flawless extraction every single time. Concurrently, the twin action bars prevent the forend from twisting or binding, providing a smooth, ultra-reliable racking stroke under pressure.

Ambidextrous Top-Tang Safety

The top-tang safety is located naturally at the top-rear of the receiver, right where your thumb falls. This ergonomic placement offers high-visibility operation for both left- and right-handed shooters, allowing you to manipulate the safety without ever breaking your master grip or losing focus on your target.

Compact Close-Quarters Maneuverability

The compact cruiser layout is purpose-built for tight quarters, narrow boat cabins, vehicle storage, and close-quarters home defense.

18.5-Inch Cylinder Bore Barrel

The short, 18.5-inch barrel provides maximum agility in confined spaces. Moving through narrow boat companionways, camper doors, or tight residential hallways is fluid and fast. The cylinder bore design naturally maximizes wide, devastating buckshot pattern spreads at close range.

Textured Synthetic Pistol Grip

The rugged, non-slip synthetic pistol grip replaces a traditional full stock, significantly shortening the firearm’s total length for easy storage. The aggressively textured grip surface gives you absolute weapon retention and confident control, even when your hands are soaked with river water or slick with sea spray.

Must Ship to FFL Dealer