Sig Sauer M400 TREAD V2 5.56 NATO 16 in 10rd

Description

The Sig Sauer M400 TREAD V2 is a semi-automatic AR-style rifle built around a 16 inch stainless steel barrel and a free-floating Tread enhanced M-LOK handguard. Designed for optics-ready installation and practical use, it pairs a SIG 2-Stage Matchlite DUO trigger with ambidextrous controls and a Magpul MOE fixed carbine stock. The rifle operates on a mid-length direct impingement gas system and ships with a single 10-round polymer magazine. Its configuration favors modularity, reliable function, and straightforward range use.

Key Specifications

• Chambered in .223 Rem / 5.56 NATO.
• Action type is Semi-Auto.
• The barrel measures 16 inches and is constructed of stainless steel.
• The barrel twist rate is 1:8.
• The operating system is a mid-length direct impingement gas system.
• The trigger is a SIG 2-Stage Matchlite DUO with a flat profile.
• Includes 1 × 10‑round polymer magazine.
• Handguard is a Tread enhanced free-floating M-LOK design for accessory mounting.
• Stock is a Magpul MOE fixed carbine stock.
• The muzzle device is a 3-port muzzle brake and the barrel is threaded 1/2 in-28 tpi.

Configured for dependable operation and straightforward customization, the M400 TREAD V2 combines a precise trigger, a modular M-LOK platform and an optics-ready upper into a balanced package for range training and practical shooting applications. Its factory setup provides a solid foundation for shooters who value performance-oriented components and everyday usability.

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