ASK AN EXPERTDescription
- Free Floating M-LOK Enhanced Handguard
- 2-Stage Flat Blade Match Trigger
- 11.5" Cold Hammer Forged Steel Barrel
- Low-Profile Gas Block with Carbine Length Gas System
- Ambidextrous Safety
- Magpul BSL Telescoping Brace
The SIG SAUER M400-Thread 5.56mm NATO Semi-Automatic Pistol features a free-floating M-LOK enhanced handguard that is lightweight yet rigid for extreme control and ease of mounting accessories such as lights and handstops. The lower receiver has an ambidextrous safety for right or left-handed operation and includes an integrated QD mount for easy sling attachment.
Chambered in 5.56 NATO, the M400-Thread Pistol has a 11.5" Cold hammer forged steel barrel offering extreme durability and corrosion resistance while improving accuracy. The barrel is also fitted with a 3-prong flash hider and has an extremely versatile 1:7 twist rate.
The M400-Thread Pistol also has a carbine gas system offering smoother operation and reduced recoil. The M400-Thread Pistol includes a SIG Matchlite 2-stage trigger for enhanced control and improved accuracy. The new M400-Thread Pistol. All of the freedom, all of the features, with none of the compromises.
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Warranty Information
| Action Type | Semi-Automatic |
| Caliber | 5.56 NATO |
| Barrel Length, in | 11.5" |
| Barrel Material | Cold Hammer Forged Steel |
| Threads | 1/2 in - 28 tpi |
| Twist Rate | 1:7 |
| Mags Included | (1) 30rd Polymer Mag |
| Mag Type | AR-15 |
| Sights | Optics Ready |
| Stock Type | Magpul BSL Brace |
| Trigger Type | 2-Stage Match Trigger |
| Forend Type | Alloy |
| Grip Type | Polymer |
| Receiver Finish | Hard Coat Anodized |
| Operation System | Carbine Length Gas System |
| Accessory Rail | M-LOK |
| Overall Width, in | 2.5" |
| Height, in | 7.1" |
| Overall Length, in | 30.1" |
| Weight, lbs | 5.9 |
