Sig Sauer M400 Tread V2 5.56 NATO

The Sig Sauer M400 Tread V2 5.56 NATO is built to deliver reliable 5.56 NATO performance for shooters seeking a compliant modern sporting rifle for the range, training, and lawful defensive applications. The Tread V2 provides a familiar AR-style interface with features aimed at controllability and modular accessory mounting.

The rifle is fitted with a 16-inch stainless steel barrel and a mid-length direct impingement gas system designed to promote smooth operation and manageable recoil impulse. Controls on the lower receiver include ambidextrous safety and magazine release provisions and an integrated QD sling mount for practical field use.

Key Specifications

• The caliber is 5.56 NATO.
• The barrel length is 16 inches.
• The barrel material is stainless steel.
• The rate of twist is 1:8.
• The action type is Semi-Auto.
• The operating system is Mid-Length Direct Impingement.
• The handguard is a Tread Enhanced M-LOK free-floating design for accessory mounting.
• The magazine capacity is 10 rounds and one polymer 10‑round magazine is included.
• The trigger type is the SIG 2-Stage Matchlite DUO.
• The unloaded weight is approximately 6.5 lbs.

The M400 Tread V2's blend of familiar ergonomics and modular M-LOK forend make it suitable for shooters looking for a compliant, serviceable rifle platform. For those searching for a Sig Sauer M400 Tread V2 rifle for sale, this configuration delivers 5.56 NATO capability with modern accessory options—buy the Sig Sauer M400 Tread V2 5.56 NATO online today.