The Winchester SX4 Waterfowl Hunter in 20 gauge (brand part no. 511327692) is a semi-automatic shotgun built around a 28-inch steel barrel with a 3-inch chamber, delivering fast-cycling reliability in a lightweight, balanced platform. Winchester covers the aluminum alloy receiver and composite stock in full Realtree Legacy camouflage and runs the action on a self-adjusting Active Valve gas system for reduced recoil. Among shotguns in the semi-auto shotguns category, this SX4 Waterfowl Hunter favors waterfowl hunters who want a lightweight, full-concealment platform.

Key Specifications

• Chambered in 20 gauge with a 3-inch chamber.
• Features a 28-inch steel barrel.
• Feeds from a magazine with a 4+1 capacity.
• Finished in full Realtree Legacy camouflage on the receiver and stock.
• Runs on a self-adjusting Active Valve gas system.
• Ships with three Invector-Plus flush chokes (Full, Improved Modified, Modified).
• Sighted with a TruGlo fiber-optic sight.
• Fitted with an Inflex 2 recoil pad.
• Built with a back-bored barrel and drop-out trigger group for easy maintenance.

Frequently Asked Questions

What gas system does this shotgun use? A self-adjusting Active Valve system for reduced recoil.

Can the trigger group be removed for cleaning? Yes, a drop-out trigger group makes maintenance easy.

Buy the Winchester SX4 Waterfowl Hunter Shotgun

A lightweight, full-concealment platform is exactly what the SX4 Waterfowl Hunter delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.