# Winchester SXP Marine Defender 12GA Pump Shotgun

**Brand:** Winchester
**Category:** Pump-Action Shotguns
**Caliber:** 12 Gauge

## Specifications

- **Caliber:** 12 Gauge
- **Barrel Length:** 18"
- **Capacity:** 5 rounds
- **Finish:** Matte Chrome
- **Weight:** 112 oz
- **Overall Length:** 38.5"
- **UPC:** 048702007354
- **SKU:** UCr9wete

## Description

The Winchester SXP Shadow Marine Defender is a 12-gauge pump-action shotgun with an 18-inch barrel and a matte hard chrome finish applied to the barrel, magazine tube, and slide arms. It holds 5+1 rounds of 2¾" shells, weighs 7 lbs. 8 oz., and measures 38.5 inches overall.

### Key Specifications
- **Manufacturer:** Winchester
- **Model:** SXP Shadow Marine Defender
- **Type:** Shotgun
- **Action:** Pump Action
- **Caliber/Gauge:** 12 Gauge
- **Barrel Length:** 18 inches
- **Overall Length:** 38.5 inches
- **Capacity:** 5+1 rounds (2¾" shells)
- **Weight:** 7 lbs 8 oz
- **Chamber Size:** 3 inches
- **Finish Type:** Matte Hard Chrome

### Features
The hard chrome plating is the defining feature here, giving the gun serious corrosion resistance for coastal and wet-environment use. The synthetic pistol grip stock has textured surfaces for a secure grip in wet conditions, with a non-glare matte black finish.

Interchangeable comb pieces let you adjust drop at comb for different sighting setups. Two adjustable length-of-pull spacers are included for stock fit customization. The Invector Plus cylinder choke tube handles both slugs and buckshot. Sights are a brass bead front combined with a removable TruGlo Fiber Optic sight for faster target pickup in low light.

## Frequently Asked Questions

**Q: What gauge is the Winchester SXP Shadow Marine Defender?**

A: The SXP Shadow Marine Defender is chambered in 12 gauge.

**Q: Who makes the SXP Shadow Marine Defender?**

A: Winchester makes the SXP Shadow Marine Defender.

**Q: What is the barrel length of the SXP Shadow Marine Defender?**

A: It has an 18-inch barrel.

**Q: How many rounds does the SXP Shadow Marine Defender hold?**

A: It has a 5+1 capacity with 2¾-inch shells.

**Q: What type of firearm is the SXP Shadow Marine Defender?**

A: It is a pump-action shotgun.

**Q: Is the SXP Shadow Marine Defender optic-ready?**

A: It comes with a brass bead front sight and a removable TruGlo Fiber Optic sight rather than an optic cut.

**Q: Where can I buy the SXP Shadow Marine Defender?**

A: Compare current vendor offers on this page.

## What Reviewers Say

*Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.*

> One thing i don't like is this texture just almost it's not aggressive enough it's just i think it's really easy to slip off.
>
> — [Target Focused Life](https://www.youtube.com/watch?v=05cTtH4B12c&t=336s)

> Runs pretty smooth recoil i'm gonna put this gun up there as one of the lighter recoiling pump shotguns on the market.
>
> — [Target Focused Life](https://www.youtube.com/watch?v=05cTtH4B12c&t=506s)

> Trigger is a bit heavy it's not that it's out of line with other guns at this price point but i just wish it was a lighter trigger.
>
> — [Target Focused Life](https://www.youtube.com/watch?v=05cTtH4B12c&t=922s)

> Lastly length of pull is way too short for me i would have to order aftermarket pieces to shoot this more comfortably.
>
> — [Target Focused Life](https://www.youtube.com/watch?v=05cTtH4B12c&t=966s)

## What Customers Say

*AI-generated insights from customer reviews*

The SXP Marine Defender gets strong marks for reliability in wet and humid conditions, which is the whole point of the hard chrome finish. Coastal users specifically mention this as the deciding factor in choosing it over other pump guns. The pump action is smooth and cycles quickly.

The main complaints are weight and recoil. At 7 lbs. 8 oz. it is not light for an 18-inch gun, and some shooters notice the recoil more than expected, particularly with lighter loads. A few users have seen finish wear after heavy use, though this appears to be an exception. Aftermarket support is more limited than the Mossberg 500 or Remington 870.

For home defense and coastal applications, most owners consider it a solid value. The customizable stock fit and the removable fiber optic sight add practical utility.

## Pricing

**8 offers available**

| Vendor | Price |
|--------|-------|
| Gritrsports Com | $355.99 |
| Shootingsurplus Com | $357.28 |
| Gunbuyer Com | $366.85 |
| Kygunco Com | $366.85 |
| Grabagun Com | $369.99 |
| Buds Gun Shop | $376.49 |
| Impactguns Com | $452.29 |
| Guns Com | $463.99 |

## Similar Products

- [Winchester SXP Shadow Marine Defender 20G Pump Shotgun](https://gunsnation.com/p/winchester-sxp-shadow-marine-defender-20g-pump-shotgun/UCr9wetl)
- [Winchester SXP Marine Defender 12GA Pump Shotgun - Rugged Pro](https://gunsnation.com/p/winchester-sxp-marine-defender-12ga-pump-shotgun-rugged-pro/UCr9wdoa)
- [Winchester SXP Shadow Defender 12GA Tactical Pump Shotgun - Black](https://gunsnation.com/p/winchester-sxp-shadow-defender-12ga-tactical-pump-shotgun-black/UCr9wetG)
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- [Winchester SXP Marine Defender: 20GA Pump Shotgun, 18" Barrel, Matte Black](https://gunsnation.com/p/winchester-sxp-marine-defender-20ga-pump-shotgun-18-barrel-matte-black/UCr9wehd)

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*Data from [GunsNation](https://gunsnation.com)*