Dickinson Arms XX3 Marine Defense 12 Gauge Pump
Specs at a glance
About this product
Kansas Gunshop is a Wichita, KS-based retailer specializing in firearms and accessories. The Dickinson Arms XX3 Marine Defense 12 Gauge Pump is a reliable defense shotgun with a rugged marine-grade finish. Built for durability in harsh conditions, this pump-action shotgun delivers consistent performance. Available now for $499.00 with same-day shipping from our Kansas facility.
Reviewed by Derek, Owner & FFL Holder at Kansas Gunshop. Kansas-licensed FFL dealer since 2008, NRA Range Safety Officer.
Last updated: April 2026
| Product Type | Pump-Action Shotgun |
|---|---|
| Gauge | 12 Gauge |
| Barrel Length | 18.5" |
| Overall Length | 38.5" |
| Weight | 6.5 lbs |
| Capacity | 5+1 Rounds |
| Finish | Marine Coat |
| Stock | Synthetic |
| Sights | Bead Front |
| Choke | Cylinder Bore |
| Country of Origin | USA |
| Condition | New |
| SKU | DA-XX3-MD12 |
Key Features
- Marine-grade finish resists corrosion in wet conditions
- Pump-action reliability with 5+1 capacity
- 18.5" cylinder bore barrel for defensive use
- Lightweight synthetic stock reduces weight
- Chrome-lined chamber for reliable extraction
Who This Shotgun Is For
Buy it if:
- You need a reliable home defense shotgun
- You live in coastal or humid environments
- You prefer pump-action simplicity
- You want American-made quality at a fair price
Skip it if:
- You need a lightweight hunting shotgun (see our hunting shotguns)
- You prefer semi-auto operation
- You need extended magazine capacity
Pros & Cons
Pros:
- ✅ Marine coating stands up to moisture
- ✅ Smooth pump action cycles reliably
- ✅ Lightweight yet durable construction
- ✅ American-made quality
- ✅ Excellent value for the features
Cons:
- ❌ Limited aftermarket support compared to major brands
- ❌ Basic sights (upgradeable)
How It Compares
| Feature | Dickinson XX3 | Mossberg 500 | Turkish Import |
|---|---|---|---|
| Price | $499 | $550+ | $300 |
| Finish | Marine Coat | Blued/Parkerized | Basic Blue |
| Country | USA | USA | Turkey |
| Warranty | 1 Year | Limited Lifetime | 90 Days |
| Weight | 6.5 lbs | 7.5 lbs | 6.8 lbs |
Frequently Asked Questions
Is the Dickinson Arms XX3 Marine Defense shotgun reliable?
Yes, we've found it to be a solid performer with proper maintenance. The marine coating adds durability in humid environments.
What shells does this shotgun chamber?
It handles standard 2 3/4" and 3" 12 gauge shells. We recommend testing your preferred defense loads for reliable cycling.
Does it come with any accessories?
It ships with the shotgun only - no case or additional chokes included. The cylinder bore is ideal for defensive use.
Can I add a magazine extension?
Aftermarket support is limited compared to Mossberg or Remington models. The 5+1 capacity is fixed on this model.
Where can I buy the Dickinson Arms XX3 online?
Available at Kansas Gunshop (kansas-gunshop.com) with same-day shipping from Wichita, KS to your local FFL.
What's the warranty coverage?
Dickinson Arms provides a 1-year limited warranty against manufacturing defects.
How does it compare to a Mossberg 590?
The Mossberg has more aftermarket support and a proven track record, but the Dickinson offers similar performance at a lower price point with its marine coating.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Shotguns | Full Shop
As a Kansas-licensed FFL dealer since 2008, I've handled hundreds of defensive shotguns. The Dickinson Arms XX3 Marine Defense offers solid value for a corrosion-resistant home defense option. Last updated: April 2026