Winchester’s SX4 Defender FDE: 12-gauge 3″ chamber, 18.5″ barrel, Flat Dark Earth synthetic furniture, LPA front and rear ghost-ring sights and gas-operated semi-auto action. Winchester lists about 39.5″ OAL, 4+1 capacity with 2.75″ shells and about 6 lb 14 oz. Ghost-ring sights included — no red-dot optic. Manufacturer part number: 511319395.
Key features
- 12 ga 3″; 4+1 (2.75″ shells)
- 18.5″ barrel; ~39.5″ OAL; ~6 lb 14 oz
- LPA front/rear ghost-ring sights
- Flat Dark Earth synthetic furniture
- Gas-operated SX4 action
- Crossbolt safety; no red-dot included
Buying from PM Customs in Yukon
PM Customs is a licensed FFL in Yukon, OK, serving the Oklahoma City metro. Choose local pickup by appointment (generally Mon–Sat, 8 AM–4 PM), or have your SX4 Defender shipped to your local FFL. You pick at checkout. Questions? Call 405-265-8955.






