The Winchester SX4 Universal Hunter is a semi-automatic shotgun in 12 GA with a 3.5" chamber and Mossy Oak DNA camouflage finish. The back-bored vent rib barrel is 28" long; overall length is 49". Weight is approximately 7.20 lbs. 
 

Key Specifications 

• Brand: Winchester 
• Model Name: SX4 Universal Hunter 
• SKU: 2024009655 
• UPC: 048702022593 
• Gauge: 12 GA 
• Action: Semi-Automatic 
• Capacity: 4+1 Rounds 
• Barrel Length: 28 inches 
• Overall Length: 49 inches 
• Weight: 7.20 lbs 
• Chamber Size: 3.5 inches 
• Finish: Mossy Oak DNA 
   

Detailed Features 

 
The self-adjusting Active Valve system cycles reliably across loads from light target shells up to 3.5" magnums without manual adjustment. The TruGlo Long Bead fiber optic front sight picks up quickly in low light. The Invector Plus choke system accepts standard Invector Plus tubes; none are specified as included so confirm at purchase. The drop-out trigger group disassembles without tools for cleaning. The ambidextrous crossbolt safety works for right- and left-handed shooters. The rounded close-radius grip and textured surfaces improve handling control. The Inflex Technology recoil pad directs recoil away from the cheekbone, which matters on a 3.5" gun. 
 

Usage Scenarios 

• Hunting: The 3.5" chamber and Mossy Oak DNA camo pattern suit waterfowl and turkey seasons; the Active Valve system handles the variety of load types both applications require. 
• Sport Shooting: The fiber optic sight and semi-auto action support clay target disciplines where follow-up shots matter. 
• Home Defense: The 4+1 capacity and manageable weight are functional for that role.

Owners of the SX4 Universal Hunter in Mossy Oak DNA are generally satisfied with the gun's reliability and versatility. The Active Valve system's ability to cycle different load types without adjustment is mentioned frequently, and the semi-auto action gets specific praise for follow-up shots on moving game.

The ergonomics receive positive feedback. The rounded grip and adjustable stock dimensions fit a range of shooters, and the Inflex recoil pad is credited with making 3.5" loads more manageable. Mossy Oak DNA blends well in agricultural and open terrain cover.

Minor criticism focuses on weight distribution and recoil perception with heavier loads. At 7.20 lbs., the gun is slightly heavier than some alternatives, which a few shooters notice after a long day. These points are consistently outweighed by favorable performance comments.