Winchester SX4 Defender 12 Gauge 18.5-Inch 3-Inch FDE Shotgun

Description

The Winchester SX4 Defender is a semi-automatic 12-gauge shotgun built around an 18.5-inch barrel and 3-inch chamber. Its Flat Dark Earth finish, synthetic stock, Picatinny rail, and fixed LPA front and ghost ring rear sights give it a practical configuration for range use, hunting, and field applications.

The Active Valve gas system is designed for semi-automatic operation across different loads, while the Invector-Plus choke system provides interchangeable choke options.

Key Specifications

• A 12-gauge chambering supports standard 12-gauge shotgun applications.
• The semi-automatic action cycles the shotgun after firing.
• An 18.5-inch barrel provides a compact configuration for field handling.
• The 3-inch chamber accommodates 3-inch shotshells and shorter shells.
• The Flat Dark Earth Cerakote finish covers the listed exterior components.
• The synthetic Flat Dark Earth stock provides a durable non-wood stock configuration.
• The Picatinny rail provides an interface for compatible optics or accessories.
• LPA front and ghost ring rear sights provide fixed sighting equipment.
• The Invector-Plus flush choke system accepts interchangeable choke tubes.
• Full, Modified, and Improved Cylinder tubes are listed as included choke options.

The SX4 Defender suits shooters who want a field-oriented semi-automatic shotgun with a manageable barrel length, interchangeable chokes, practical sights, and an optics-ready rail. Its combination of a synthetic stock, recoil pad, sling swivel studs, and reversible crossbolt safety keeps the configuration straightforward for regular use.

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