Tap Tap to Zoom
This page is for information purpose only
OpticsPlanet, Inc. does not currently sell this specific item regulated under the National Firearms Act (NFA).
Product Info for Winchester SX4 Defender 3 in Field Semi-Auto Shotgun, 12 Gauge, 18.5 inch Barrel
From running a 3-gun competition course to hunting turkey or just keeping handy when camping in the woods, the biggest feature of a 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.
Specifications for Winchester SX4 Defender 3 in Field Semi-Auto Shotgun, 12 Gauge, 18.5 inch Barrel:
| Manufacturer: | Winchester |
| Gun Make: | Winchester |
| Gun Model: | WInchester SX4 |
| Gun Type: | Shotgun |
| Gauge: | 12 |
| Barrel Length: | 18.5 in |
| Action Type: | Gas Operated Semi-Automatic |
| Trigger Type: | Single-Stage |
| Choke Type: | Cylinder |
| Shotgun Chamber Length: | 3 in |
| Stock Type: | Fixed Stock |
| Stock/Brace Material: | Synthetic |
| Weight: | 7.12 lb |
| Width: | 9.2 in |
| Length: | 37.4 in |
| Overall Length: | 39.5 in |
| Hand: | Right |
Features of Winchester SX4 Defender 3in Field Semi-Auto Shotgun, 12 Gauge, 18.5in Barrel
- Synthetic stock in Flat Dark Earth
- Barrel and aluminum receiver with FDE Cerakote finish
- 18-1/2" barrel length
- Three Invector-Plus choke tubes (F, M, IC)
- LPA front sight and rear ghost ring sight
- Picatinny optics rail
- Chrome-plated chamber and bore
- Improved Ergonomics, rounded close radius grip, and textured gripping surfaces
- Spring-Loaded Ejector
- Larger Bolt Handle and Oversize Bolt Release Button
- Reversible Crossbolt Safety
- Back-Bored Technology
- Self-Adjusting Active Valve System
- Black Nitride Surface Treatment hardens the chamber and bore surfaces and resists corrosion
- Nickel Teflon coating on the bolt and bolt carrier reduces friction and fights corrosion
- Drop-Out Trigger Group
- Lightweight Alloy Receiver
Package Contents:
- Winchester SX4 Defender 3in Field Semi-Auto Shotgun, 12 Gauge, 18.5in Barrel
Related Products to Winchester SX4 Defender 3 in Field Semi-Auto Shotgun, 12 Gauge, 18.5 inch Barrel
Winchester SX4 Defender 3 in Field Semi-Auto Shotgun, 12 Gauge, 18.5 inch Barrel Unavailable & Discontinued Models
List of Unorderable Models
- Winchester SX4 Defender 3in Field Semi-Auto Shotgun, 12 Gauge, 18.5 inch Barrel, Synthetic FDE Stock, FDE, 511319395 , MPN: 511319395 , UPC: 48702026430 , Code: WQ-FS1-ZN1191-511319395
- Winchester SX4 Defender 3in Field Semi-Auto Shotgun, 12 Gauge, 18.5 inch Barrel, Synthetic Stock, FDE, 511320395 , MPN: 511320395 , UPC: 48702026454 , Code: WQ-FS1-ZN1191-511320395





























