The Mossberg 4x4 bolt action long action magnum 300/7mm 3-round magazine is a factory replacement or backup mag for shooters running Mossberg Patriot or 4x4 rifles in hard-hitting magnum calibers. If you're serious about long-range hunting or precision rifle work in .300 Win Mag, .300 WSM, 7mm Rem Mag, or similar long-action rounds, keeping a spare magazine on hand means you're never stuck with a single load when it counts. This is the genuine Mossberg part—the same specs and quality as what came with your rifle.

Magazine reliability is non-negotiable. A failure to feed or function during a hunt or match ruins everything downstream. Factory Mossberg magazines are engineered to the exact tolerances of your rifle's action, so you get consistent, repeatable performance without any guesswork about fitment or feed geometry. The polymer body keeps weight minimal while standing up to field use, and the 3-round capacity suits the long magnum rounds without excessive bulk.

Whether you're building a backup supply, replacing a worn mag, or keeping extras in your range bag and truck, a factory magazine from the manufacturer eliminates compatibility questions. It's the straightforward choice for Mossberg 4x4 and Patriot owners who demand certainty.

Key Features

• Factory Mossberg specification ensures perfect fit and function in 4x4 and Patriot long-action rifles
• Polymer construction balances durability with minimal weight
• 3-round capacity appropriate for long-action magnum cartridges
• Reliable feed geometry for consistent performance

Specifications

Frequently Asked Questions

Will this magazine work in my Mossberg 4x4 or Patriot rifle?

Yes, this is a factory Mossberg magazine designed for 4x4 and Patriot bolt-action rifles in long-action magnum calibers. It's built to the same specifications as the magazine that shipped with your rifle, so fitment and function are guaranteed.

What calibers does this magazine support?

This long-action magnum magazine is designed for cartridges like .300 Win Mag, .300 WSM, 7mm Rem Mag, and other long-action magnum rounds. Verify your specific caliber before ordering to ensure compatibility.

Why buy a factory magazine instead of an aftermarket option?

Factory Mossberg magazines are engineered to the exact tolerances of your rifle's action and feed system. This eliminates any guesswork about fitment or reliability, which is critical in hunting and precision shooting where a magazine failure can ruin your day.