The Winchester Super X4 is a gas-operated autoloader with the self-adjusting Active Valve system, a lightweight alloy receiver, a back-bored barrel with a black-nitride-treated chamber and bore, an oversize bolt handle and bolt release and a drop-out trigger group. This 20 gauge model has a 26″ barrel with a 3″ chamber and comes with Full, Modified and Improved Cylinder choke tubes. It has a composite stock with a matte finish and a matte black aluminum alloy receiver. It holds 4 2-3/4″ shells in the magazine. It weighs 6 lb 10 oz. Manufacturer part number: 511205691.
Key features
- 20 gauge, 3″ chamber, 26″ barrel
- Chokes: Full, Modified and Improved Cylinder (Invector-Plus Flush)
- Length of pull: 14-1/4″; drop at comb 1-3/4″, drop at heel 2″
- Weight: 6 lb 10 oz; overall length: 47″
- Stock: composite, matte finish
- Receiver: matte black aluminum alloy
- Front sight: fiber optic
- Recoil pad: Inflex 2
- Synthetic stock
- Invector-plus choke tube system offers consistent patterns to match your target situation
- Truglo long bead fiber-optic front sight offers a true, precise sight picture
- Ventilated rib gives you a smooth, clean sighting plane
Ordering from PM Customs in Yukon
PM Customs is a licensed FFL in Yukon, OK, serving the Oklahoma City metro. To check availability or order this Winchester SX4 shotgun, call 405-265-8955.




