Item #:
048702026454
UPC: #:
048702026454
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Winchester SX4 Woodland Defense 12 Gauge Semi-Auto Shotgun 18" FDE

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The Winchester SX4 Woodland Defense delivers rapid-fire capability and tactical reliability in a compact 18-inch barrel configuration. This semi-automatic shotgun combines Winchester's proven Active Valve gas system with military-inspired features for home defense and tactical applications. The Flat Dark Earth finish provides enhanced corrosion resistance while maintaining a low-profile appearance.

What Makes This Different

The Active Valve gas system automatically adjusts to different loads without manual intervention, cycling everything from light target loads to heavy 3-inch magnum shells reliably. Unlike traditional gas systems that require cleaning and adjustment, this self-regulating design maintains consistent performance across varying ammunition types. The oversized bolt handle and enlarged loading port facilitate faster reloads under stress conditions.

Key Features

  • Active Valve gas system cycles 2¾" and 3" shells automatically
  • 18-inch barrel with cylinder bore choke for close-range effectiveness
  • Flat Dark Earth Cerakote finish resists corrosion and wear
  • Oversized bolt handle enables positive manipulation with gloves
  • Enlarged loading port speeds tactical reloads
  • Textured grip surfaces on stock and forend improve control
  • Picatinny rail section accommodates optics and accessories
Field testing demonstrates consistent cycling with loads ranging from 1⅛-ounce target shells to 3-inch buckshot without adjustment. The 18-inch barrel maintains effective patterns out to 40 yards with 00 buckshot while remaining maneuverable in confined spaces. Weather sealing protects internal components from moisture and debris during extended outdoor use.

Technical Specs

  • Gauge: 12 gauge, 3-inch chamber
  • Barrel Length: 18 inches, cylinder bore
  • Overall Length: 38.25 inches
  • Weight: 6.8 pounds
  • Capacity: 4+1 rounds (2¾" shells)
  • Stock: Synthetic with textured grip panels
  • Finish: Flat Dark Earth Cerakote
  • Action: Semi-automatic, Active Valve gas system
  • Safety: Cross-bolt trigger guard safety
The SX4 Woodland Defense represents Winchester's commitment to tactical shotgun innovation with proven reliability. Professional users and serious practitioners recognize the value of consistent performance when situations demand immediate response.