SKU: WN512268395
UPC: 048702003196
MPN: 512268395
The Winchester SXP Marine Defender 12 Gauge 18" pump-action shotgun is purpose-built for close-quarters defense in high-corrosion environments where reliability cannot be compromised. Designed for law enforcement, military, and maritime personnel, this 8.31-pound combat shotgun delivers the stopping power and ergonomic handling required in confined spaces—vehicles, vessels, and urban tactical operations.
The 18-inch barrel balances rapid target acquisition with manageable recoil, making it an ideal choice for professionals who demand a proven, combat-tested platform. The pump-action mechanism provides shooter control and reliability across variable ammunition loads, a critical advantage over semi-automatic designs in tactical environments. Winchester's marine-grade corrosion-resistant finish protects against saltwater exposure and harsh conditions without sacrificing durability or sight picture clarity.
This shotgun is ideal for end-users requiring a dedicated breaching or close-quarters combat platform in maritime, law enforcement, and military roles. Standard 12-gauge ammunition compatibility ensures logistics simplicity and widespread availability across agencies and teams. The SXP Marine Defender integrates seamless functionality with robust design, making it a reliable choice for tactical operations.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
Winchester Repeating Arms
Winchester Repeating Arms
Winchester Repeating Arms
Winchester Repeating Arms
