Kansas Gunshop is a Wichita, KS-based retailer specializing in tactical rifles and firearms. The Sig Sauer M400 Swat 5.56mm Tactical Rifle is a reliable and versatile firearm designed for tactical shooting and home defense. Its precision engineering and durable construction set it apart from competitors. Available now for $699.00 with same-day shipping.
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 | Tactical Rifle |
|---|---|
| Material | Aluminum Alloy, Steel |
| Manufacturing | Sig Sauer |
| Finish | Anodized Black |
| Hardness/Quality | Mil-Spec |
| Compatibility | 5.56mm NATO/.223 Remington |
| Installation/Usage | Ready to Shoot |
| Weight | 6.7 lbs |
| Dimensions | 32.5″ (collapsed), 35.75″ (extended) |
| Country of Origin | USA |
| Condition | New |
| SKU | M400-SWAT |
Key Features
The Sig Sauer M400 Swat 5.56mm Tactical Rifle features a mil-spec forged aluminum receiver, a free-floating M-LOK handguard, and a Magpul MOE SL-K collapsible stock. It includes a single-stage match-grade trigger for enhanced accuracy and a 16-inch barrel with a 1:8 twist rate. The rifle is compatible with most AR-15 accessories and magazines.
Who It’s For
Buy it if: You’re a tactical shooter, home defender, or AR-15 enthusiast looking for a reliable and customizable rifle. This firearm is ideal for those who value precision engineering and durability.
Skip it if: You’re looking for a budget rifle or prefer a different caliber. Check out our rifles category for alternative options.
Pros & Cons
- ✅ Mil-spec construction for durability
- ✅ Customizable with AR-15 accessories
- ✅ Lightweight and easy to handle
- ✅ Match-grade trigger for improved accuracy
- ✅ Made in the USA
- ❌ Higher price point compared to entry-level AR-15s
- ❌ Limited to 5.56mm/.223 caliber
Comparison
| Feature | Sig Sauer M400 Swat | Competitor A | Competitor B |
|---|---|---|---|
| Material | Aluminum Alloy, Steel | Polymer, Steel | Aluminum Alloy, Steel |
| Quality | Mil-Spec | Commercial | Mil-Spec |
| Compatibility | AR-15 Accessories | Limited | AR-15 Accessories |
| Shipping | Same-Day | 3-5 Days | Same-Day |
| Lifespan/Durability | High | Medium | High |
| Price | $699.00 | $499.00 | $799.00 |
FAQ
Is the Sig M400 a good rifle?
Yes, the Sig Sauer M400 is highly regarded for its reliability, accuracy, and durability. It’s a top choice for tactical shooters and home defenders.
Where can I buy the Sig Sauer M400 Swat online?
You can purchase the Sig Sauer M400 Swat 5.56mm Tactical Rifle at Kansas Gunshop (kansas-gunshop.com).
What is the barrel length of the Sig Sauer M400?
The barrel length is 16 inches with a 1:8 twist rate.
Is the Sig Sauer M400 Swat compatible with AR-15 accessories?
Yes, it is compatible with most AR-15 accessories and magazines.
What is the weight of the Sig Sauer M400 Swat?
The rifle weighs 6.7 lbs.
Does the Sig Sauer M400 Swat come with a warranty?
Yes, it comes with a limited lifetime warranty from Sig Sauer.
What is the price of the Sig Sauer M400 Swat?
The price is $699.00.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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