SIG SAUER M400 TREAD V2 5.56 NATO 16″ Moss Green

About this product

The SIG SAUER M400 TREAD V2 is a 16-inch modern sporting rifle chambered in 5.56 NATO/.223 Remington designed for range use, training, and general-purpose precision-oriented shooting. It features a free-floating M-LOK enhanced handguard and a stainless steel barrel finished for durability. Controls are ambidextrous where noted, and the rifle ships with a 30-round detachable magazine for extended drills and range sessions. The platform is optics-ready and accepts common AR-pattern accessories for mission-focused customization.

Key Specifications

• The rifle is chambered in .223 Rem / 5.56 NATO.
• The barrel measures 16 inches and is stainless steel.
• The barrel has a 1:8 twist rate.
• The gas system uses a mid-length configuration.
• The handguard is a free-floating M-LOK enhanced design for accessory mounting.
• The trigger is a SIG Matchlite 2-stage unit.
• The stock is a Magpul SL-K telescoping type for adjustable length of pull.
• The muzzle is fitted with a 3-prong flash hider.
• The rifle ships with one 30-round removable magazine.
• Controls include an ambidextrous safety and QD sling attachment points on the lower receiver.

Purpose-built for shooters who value durability, modularity, and consistent performance, the M400 TREAD V2 combines a corrosion-resistant stainless barrel, a lightweight M-LOK handguard and a two-stage match-style trigger to deliver a stable, customizable shooting platform. Its optics-ready upper and common AR interface make it straightforward to tailor the rifle to range, competition, or tactical-focused training applications without compromise.

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