Winchester SX4 Universal Hunter | 12ga | 24in | 511288290

The Winchester SX4 Universal Hunter is a gas-operated autoloading field shotgun built for seasonal versatility. It pairs a 24-inch back-bored vent rib barrel with Winchester’s Active Valve gas system and a chrome-plated bore and chamber to handle a range of loads, including steel shot and slugs up to a 3.5-inch chamber. The synthetic Mossy Oak DNA stock provides a full‑size field fit with textured grip panels and an Inflex recoil pad for reduced felt recoil. This model ships with three Invector-Plus choke tubes to tailor patterns for different upland and migratory game scenarios.

Product Specifications

• Manufacturer is Winchester.
• Model name is the SX4 Universal Hunter.
• Manufacturer part number (MPN) is 511288290.
• The gauge is 12 Gauge.
• The barrel measures 24 inches and features a back-bored vent rib.
• The chamber accepts a maximum shell length of 3.5 inches.
• The action type is Semi-Auto using Winchester’s Active Valve gas system.
• The stock material is synthetic with a Mossy Oak DNA camo finish.
• The receiver material is aluminum alloy and the firearm is drilled and tapped for optics.
• Included sighting is a TruGlo long bead fiber-optic front sight.
• Choke system is Invector-Plus and included chokes are Full, Modified, and Improved Cylinder.
• The length of pull is listed as 14.25 inches.
• The safety type is an ambi crossbolt that is reversible.
• Stock finish is Mossy Oak DNA camo and the grip includes textured panels.
• UPC is 048702022579.

The SX4 Universal Hunter is configured to serve as a multi-season field shotgun—useful for migratory bird seasons and general field hunting where a reliable, gas-operated autoloader is desired. Its combination of back-bored barrel, Invector-Plus chokes and corrosion-resistant bore/chamber treatment make it practical for wet-field environments while maintaining patterning versatility. The ergonomic stock and Inflex recoil pad help manage shooter comfort during extended use.