Winchester SX4 Waterfowl Hunter | 20ga | 28in | 511289692

The Winchester SX4 Waterfowl Hunter is a gas-operated autoloading shotgun built for field use in wet and vegetated environments. It features the Active Valve gas system, a Woodland camouflage finish, synthetic stock and an Inflex Technology recoil pad. The package includes three Invector-Plus choke tubes and a TruGlo fiber-optic front sight for sight acquisition in variable light.

Designed for hunters who operate in marshes, flooded timber and cattail cover, this model balances cycling reliability with reduced felt recoil for quicker follow-up shots. Its features are intended to support sustained use in waterfowl seasons and similar upland/wetland applications.

Product Specifications

• The manufacturer is Winchester.
• The model is SX4 Waterfowl Hunter.
• The manufacturer’s part number is 511289692.
• The gauge is 20 Gauge.
• The action type is Semi-Auto.
• The barrel measures 28 inches with a back-bored ventilated rib.
• The maximum chamber size is 3 inches.
• The capacity is 4 + 1.
• The stock material and finish are synthetic Woodland camouflage.
• The receiver is made from aluminum alloy with a Woodland camo finish.
• The weight is listed as 7 lbs.
• The sights are a TruGlo fiber-optic front sight.
• Includes Invector-Plus choke tubes: F, M, IC.
• UPC is 048702023095.

The SX4 Waterfowl Hunter combines Winchester’s Active Valve gas system with a field-oriented Woodland finish and corrosion-resistant bore and chamber. Practical ergonomics, LOP spacers and the Inflex recoil pad make it a user-friendly choice for extended seasons in wet environments. Its included choke set and ventilated rib support a range of common waterfowl loads.

Owners commonly report that the shotgun cycles reliably across a broad range of loads and offers comfortable, soft-shooting recoil characteristics.