Built for serious waterfowl days, the Winchester SX4 Waterfowl MAX-7 blends tough, weather-resistant construction with a long, tight-patterning 28″ barrel and 3″ magnum capability. The SX4’s smooth, fast pump action and weatherproof finishes make it a reliable choice in blinds and marshes; the MAX-7 designation denotes Winchester’s heavy-load/turkey/waterfowl-focused tooling for superior patterns with magnum loads. Rugged, balanced and purpose-built — this is a field-ready 12-gauge for hunters who demand dependable patterns and corrosion resistance in wet conditions.

  • Model: Winchester SX4 Waterfowl MAX-7

  • Gauge: 12-gauge

  • Barrel length: 28″

  • Chamber: 3″ (magnum-capable)

  • Capacity: commonly 3 + 1

  • Action: Pump / slide action (SX4 pump)

  • Finish: Corrosion-resistant/waterfowl finish on metal

  • Stock/Forearm: Synthetic, waterfowl

  • Choke: Designed for waterfowl/turkey loads

  • Sights: fiber

  • Length of Pull: ~14–14.5″

  • Overall length: ~50″

  • Weight: ~7.5–8.5 lb