Winchester SX4 Hybrid 511251691 | 20 Gauge | 26 in

The Winchester SX4 Hybrid is a semi-automatic 20 gauge shotgun designed for smooth cycling and predictable handling. This Hybrid configuration pairs a gray Cerakote metal finish with a black synthetic stock and back-bored, ventilated-rib barrel. The gas-operated Active Valve system is intended to cycle a range of target and hunting loads while helping manage felt recoil.

Product Specifications

• The manufacturer is Winchester.
• The model is listed as SX4 Hybrid and the manufacturer’s part number is 511251691.
• The ATF model is recorded as SuperX 4.
• The gauge is 20 Gauge.
• The action is Semi-Auto.
• The barrel length is 26 inches with a back-bored ventilated rib.
• The chamber length is 3 inches.
• The loaded capacity is 4 + 1.
• The stock is a black textured synthetic with fixed grip panels and length-of-pull spacers.
• Included choke tubes are F, M, IC using the Invector-Plus system.
• The sighting system is a TruGlo fiber-optic front sight.
• The safety is a reversible safety button.
• The weight is listed as 6.10 lbs.
• The receiver material is aluminum alloy with a gray Cerakote finish.
• The UPC is 048702018671.

Well-suited to upland hunting and clay-target disciplines, the SX4 Hybrid balances a modern gas system with carrying ergonomics and quick follow-up handling. Its Invector-Plus choke set and ventilated-rib, back-bored barrel support consistent patterns for field shots and sporting clay arrays.