From running a 3-gun competition course to hunting turkey or just keeping handy when camping in the woods, the biggest feature of the Winchester SX4 Defender Shotgun is versatility.Like all SX4 models, these autoloaders are powered by the ever reliable Active Valve Gas System that offers superior reliability with a wide range of loads and impressive cycling speed. The compact, 18-1/2" barrel is easy to maneuver in the brush and through range obstacles. The Invector-Plus interchangeable choke tube system gives the versatility needed for a dense pattern at distance required. Built for durability, the composite stock features textured grip surfaces for added security in all conditions.FeaturesCerakote Finished Barrel and ReceiverMounted Picatinny Optics RailChrome-Plated Chamber and BoreSpring-Loaded EjectorReversible Crossbolt SafetySelf-Adjusting Active Valve SystemDrop-Out Trigger Group