The Winchester SX4 Field 20-gauge semi-auto shotgun brings speed and pointability to upland hunting, waterfowl season, and the shooting range. Built on the proven SX4 platform, this 26-inch-barrel 20ga handles everything from pheasants and quail to duck marsh work without flinching—and without making you flinch either. The satin oil-finished walnut stock with classic checkering strikes that balance between practical field gun and handsome enough for the truck rack.
What sets the SX4 Field apart for serious hunters and clay shooters is the attention to ergonomics that actually matters in the field. Larger bolt handle and bolt release buttons mean faster reloads when it counts. The ambidextrous crossbolt safety is reversible for left or right-hand shooters. The improved pistol grip and stock geometry put the gun on target quicker, which translates to cleaner misses turning into clean kills. The matte black aluminum receiver keeps weight down to 6 lbs 6 oz—light enough to carry all day without regret—while staying tough as nails.
Winchester engineered the SX4 Field to cycle a wide variety of loads reliably. The active valve system manages recoil so the gun stays soft-shooting even with full-power rounds; the INFLEX recoil pad directs energy down and away from your cheek to reduce flinch and shooter fatigue over a long day. Hard chrome-plated chamber and bore resist wear and corrosion. Back-bored technology and INVECTOR-PLUS choke tubes deliver dense, even shot patterns whether you're working upland cover or pattern testing at 40 yards.
Sighting is straightforward with a vented rib and TruGlo Long Bead fiber-optic front sight for a clean, precise sight picture. The drop-out trigger group strips for cleaning in seconds. This is a 20-gauge built for hunters and shooters who value reliability, speed, and comfort without unnecessary bells.
| Gauge | 20 |
| Chamber | 3 inches |
| Barrel Length | 26 inches |
| Overall Length | 47 inches |
| Length of Pull | 14 1/4 inches |
| Drop at Comb | 1 3/4 inches |
| Drop at Heel | 2 inches |
| Weight | 6 lbs 6 oz |
| Magazine Capacity | 4 rounds (2 3/4-inch shells) |
| Action | Semi-automatic |
| Receiver | Matte black aluminum alloy |
| Stock | Satin oil walnut with checkering |
| Safety | Ambidextrous crossbolt, reversible |
This is a 20-gauge shotgun with a 3-inch chamber, so it safely cycles both 2 3/4-inch and 3-inch shells. The active valve system adjusts to a wide variety of loads, from light upland loads to full-power magnum rounds.
Yes. The quick-to-shoulder stock geometry, fast controls, and proven reliability make it ideal for pheasants, quail, and other upland game. The 26-inch barrel balances speed and handling in tight cover, and the 20-gauge recoil management means less fatigue over a full day of walking.
The ambidextrous crossbolt safety is reversible, making it suitable for both right and left-hand shooters. The drop-out trigger group also makes cleaning simple for everyone.
The shotgun features INVECTOR-PLUS choke tubes for consistent, reliable patterns. Specific chokes included are not listed in the product specifications.
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
