The Winchester SX4 Waterfowl Hunter is a 20-gauge semi-automatic shotgun built for serious waterfowl hunting in the later season when birds are wary and conditions are tough. This 28-inch model combines Winchester's proven gas-operated action with practical features designed for real-world duck and goose hunting—including a TrueTimber Prairie camouflage finish that blends seamlessly into muted autumn and winter marsh colors when vegetation has faded and birds are most cautious.
Built on an aluminum alloy receiver with a chrome-plated chamber and bore, the SX4 uses Winchester's Active Valve gas system to handle the full range of 3-inch loads reliably. The ventilated rib helps with sight picture and cooling between shots. You get three Invector-Plus choke tubes so you can dial in the right constriction for your quarry and distance. The composite stock and forend wear the same TrueTimber Prairie pattern as the receiver and barrel, creating a cohesive, functional camo scheme that works when green is gone.
Winchester engineered the controls with gloved hands and fast shooting in mind. The larger cocking handle, enlarged bolt release, and reversible safety button let you operate the gun quickly even in heavy gloves or cold weather. The trigger guard opening is generous enough that you won't fumble your trigger finger on a crisp morning. A TRUGLO fiber-optic sight aids target acquisition in low light. The Inflex Technology recoil pad absorbs punishment so you can stay focused on your shooting, and length-of-pull spacers let you customize the fit. Sling swivel studs come ready to mount your carry rig.
If you're serious about late-season waterfowl hunting and want a semi-auto that handles like it was built for the job, the SX4 Waterfowl Hunter delivers.
| Gauge | 20 |
| Chamber | 3 inch |
| Barrel Length | 28 inches |
| Barrel Features | Chrome-plated chamber and bore; ventilated rib; TrueTimber Prairie camouflage finish |
| Receiver | Aluminum alloy; TrueTimber Prairie camouflage finish |
| Action Type | Gas-operated semi-automatic with Active Valve system |
| Stock & Forend | Composite with TrueTimber Prairie camouflage finish |
| Choke Tubes | Three Invector-Plus tubes included |
| Safety | Reversible button |
| Sight | TRUGLO fiber-optic |
| Recoil Pad | Inflex Technology |
| Accessories Included | Three Invector-Plus choke tubes; length-of-pull spacers; sling swivel studs |
This is a 20-gauge shotgun with a 3-inch chamber, designed for standard 20-gauge ammunition.
Three Invector-Plus choke tubes are included, allowing you to match shot patterns to different distances and quarry.
TrueTimber Prairie is optimized for post-harvest hunting when marsh vegetation is muted and colors have faded—ideal for late-season and winter conditions when brush and grass are brown and gray rather than green.
Yes. Length-of-pull spacers are included, so you can customize the fit to your frame.
Firearm Shipments:
To buy rifles or shotguns, you must be 18 years old, and for handguns, actions, or receivers, the minimum age is 21. By placing an order for this firearm, you confirm that you are the legitimate transferee/buyer, meet the legal age requirements, and comply with all Federal, State, and local laws and regulations necessary to purchase this firearm.
We only ship firearms to valid Federal Firearms License (FFL) holders. At checkout we provide a FFL locator for your convenience.
We will need a copy of the FFL’s license to facilitate the process, kindly request your dealer to email us a copy of their FFL, as we cannot dispatch the firearm until we receive this document. It is imperative for the buyer to choose their FFL dealer, ensure they are willing to facilitate the transfer, and have them email their FFL copy to BOSQUE Outdoors. To avoid any confusion, the customer's name or order number must be mentioned in the email containing the FFL.
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Winchester
Winchester
Winchester
