Sig Sauer M400 TREAD V2 5.56 NATO 16in Concrete 30rd

About this product

The Sig Sauer M400 TREAD V2 is an evolution of the M400 platform built to deliver dependable, configurable performance for range work, competition, and practical field applications. It ships with a 16-inch stainless steel barrel, a mid-length gas system for smoother operation, and a free-floating enhanced M-LOK handguard for secure accessory mounting. The rifle includes an ambidextrous safety and magazine release, an integrated lower-receiver QD mount, and a six-position Magpul SL-K telescoping stock for user adjustment. Finish options include a Concrete Cerakote for corrosion resistance and a distinctive appearance.

Key Specifications

• The caliber is 5.56 NATO.
• The barrel measures 16 inches and is made of stainless steel.
• The barrel has a twist rate of 1:8.
• The muzzle device is a SIG 3-prong flash hider.
• The action type is Semi-Auto.
• The operating system uses a mid-length direct impingement gas system.
• The stock is a 6-position Magpul SL-K telescoping stock.
• The trigger is a SIG 2-Stage Matchlite Duo.
• This package includes one 30-round polymer magazine.
• The listed weight is 6.5 lb.

The M400 TREAD V2 pairs practical ergonomics with proven AR-platform reliability and straightforward modularity. Its free-floating M-LOK handguard and optics-ready receiver let you configure the rifle for target work or practical shooting, while the Matchlite two-stage trigger and stainless barrel support consistent shot-to-shot performance. With a compact 16-inch profile, ambidextrous controls, and a user-adjustable Magpul SL-K stock, this model is built for shooters who value a capable, adaptable rifle without unnecessary complexity.

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