Description
The Winchester SXP Marine Defender 12ga 18 is a pump shotgun from Winchester in 12 gauge with a 18 inch barrel, finished in Matte and Matte Chrome. This listing is UPC 048702003196, Winchester item 512268395. Winchester lists it at 6 lbs 4 oz and 38 1/2 inches overall.

Winchester SXP Marine Defender 12ga 18 Overview
The SXP is the Winchester pump shotgun, known for its fast inertia assisted slide action, which uses recoil to help start the forearm rearward. This version is the SXP Marine Defender.
Barrel and Chokes
The 18 inch barrel has a matte chrome finish and a truglo fiber optic front sight. It uses the Invector-Plus Flush system and ships with cylinder choke tubes. The 3 inch chamber handles standard and 3 inch loads.

Action
The inertia assisted slide action uses recoil energy to help unlock the bolt and start the forearm back, so follow up shots come fast. The crossbolt safety and slide release are easy to reach. The magazine holds 5, 2 3/4 shells.
Stock and Fit
The composite stock has a satin finish and textured grip panels grip panels. Winchester lists a 13 3/4 inch length of pull and a Inflex 1 recoil pad.

Key Features
Winchester builds the SXP Marine Defender for years of hard use.
The 12 gauge
The 12 gauge handles everything from light target loads to heavy waterfowl, turkey and defense loads.
Home Defense
This shotgun is set up for home defense, where its short barrel handles well indoors. Pattern your defense loads at room distances, and store it safely with a lock.
Buying Tips
Pattern your gun with each choke and load before the season, and pick up extra choke tubes if you hunt different birds.
Care and Value
Wipe the gun down after wet hunts and clean the barrel and chokes regularly. Winchester shotguns hold their value well.
State Laws
Shotguns are legal in every state, though hunting rules and magazine limits vary. Pennsylvania buyers can transfer at our Collegeville shop or at any FFL.
Specifications
- Manufacturer: Winchester
- Model: SXP Marine Defender (512268395)
- UPC: 048702003196
- Gauge: 12
- Chamber Length: 3 in.
- Barrel Length: 18 in.
- Overall Length: 38 1/2 in.
- Length of Pull: 13 3/4 in.
- Drop at Comb: 1 3/8
- Drop at Heel: 1 5/8
- Weight: 6 lbs 4 oz
- Magazine Capacity: 5, 2 3/4 shells
- Barrel Finish: Matte Chrome
- Stock Finish: Satin
- Chokes Included: Cylinder
- Receiver Finish: Matte
- Dura Touch Finish: No
- Chamber Finish: Chrome Plated Chamber and Bore
- Front Sight: TruGlo Fiber Optic
- Choke System: Invector-Plus Flush
- Barrel Material: Steel
- Stock Material: Composite
- Recoil Pad: Inflex 1
- Checkering: Textured Grip Panels
- Sling Swivel Studs: Matte Nickel
- Receiver Material: Aluminum Alloy
- Trigger Finish: Matte
- Trigger Guard Finish: Matte
- Bolt Slide Finish: Matte Black Chrome
- Magazine Type: Tubular
- Trigger Material: Steel
- Trigger Guard Material: Composite
- Trigger Guard Engraving: None
- Choke Wrench Included: Flat Wrench
Before You Buy
Federal law requires this firearm to ship to a licensed FFL dealer for transfer with a background check. Buyers must be 18 or older. Winchester photos may show another caliber, gauge or barrel length of the same model.
Who It Is For
The Winchester SXP Marine Defender 12ga 18 is a great fit for shooters who want a tough, fast cycling shotgun for home defense.
Buy the Winchester SXP Marine Defender 12ga 18 at MAG5 Firearms
MAG5 Firearms is a family-owned FFL in Collegeville, Pennsylvania. Order the Winchester SXP Marine Defender 12ga 18 online and ship it to your local FFL dealer, or browse our full selection of firearms for more shotguns. For factory details, visit Winchester.








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