SIG Sauer M400 TREAD V2
SIG Sauer M400 TREAD V2 5.56 NATO 11.5in 30rd Black Pistol
The SIG Sauer M400 TREAD V2 is an AR-platform pistol chambered in 5.56 NATO. It features an 11.5" nitride-coated, cold hammer-forged barrel, a free-floating aluminum M-LOK handguard and ships with a 30-round magazine and a pistol stabilizing brace.
Built on an AR-15 platform, the M400 TREAD V2 has ambidextrous controls, a single-stage polished/match-style trigger and a mid-length gas system. The factory configuration includes a MAGPUL BSL-style pistol brace and a black finish.
The M400 TREAD V2 is optics-ready and offered as part of SIG Sauer's TREAD family of firearms and accessories. Manufacturer specifications…

Specifications
| UPC | 798681698950 |
|---|---|
| Brand | SIG Sauer |
| Model | M400 TREAD V2 |
| Caliber | 5.56 NATO |
| Series | BSL Brace |
| Mfg Part Number | PM400-11B-TRD-V2 |
| Barrel Length | 11.5in in |
| Capacity | 30rd |
| Year Introduced | 2025 |
| Overall Length | 27in |
| Sights | Optic Ready |
| Frame | Aluminum |
| Finish | Black |
| Weight | 6 lb lbs |
| Purpose 1 | Recreation / Range Fun |
| Purpose 2 | Sport Shooting / Competition |
SIG Sauer is a prestigious firearms manufacturer known for its exceptional quality, precision engineering, and innovative designs. The company originated from a partnership between the Swiss company Schweizerische Industrie Gesellschaft (SIG) and the German firm J.P. Sauer & Sohn in 1985. This collaboration brought together Swiss precision and German engineering, creating firearms that quickly gained a reputation for reliability and excellence.
SIG Sauer's diverse product lineup includes pistols, rifles, and accessories that cater to a wide range of users, from military and law enforcement professionals to civilian enthusiasts. Notable models like the P320, P365, P226, and P938 have become synonymous with quality and performance. The P320, …
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