Sig Sauer M400 5.56 NATO

The Sig Sauer M400 is an AR-style semi-automatic rifle chambered in 5.56 NATO designed for a range of applications including range training, personal defense, and competition. The Tread V2 configuration balances durability and everyday handling for shooters seeking a ready-to-use modern sporting rifle.

The M400 Tread V2 features a free-floating M-LOK enhanced handguard that is lightweight yet rigid for accessory mounting and control. The rifle is built on an aluminum receiver set, pairs a stainless steel 16-inch barrel with a mid-length gas system, and uses a MAGPUL SL-K telescoping stock for adjustable fit and handling.

Key Specifications

• The caliber is .223 REM/5.56 NATO.
• The barrel length is 16 inches.
• The barrel material is stainless steel.
• The rate of twist is 1:8.
• The action is semi-automatic.
• The magazine capacity is 30 rounds.
• The rifle includes one 30-round removable magazine.
• The handguard is a free-floating M-LOK enhanced handguard.
• The trigger is a SIG Matchlite 2-stage trigger.
• The stock is a MAGPUL SL-K telescoping stock.

For shooters seeking a dependable AR platform, the Sig Sauer M400 5.56 NATO offers 5.56 NATO performance with modern ergonomics and accessory options; buy the Sig Sauer M400 5.56 NATO online today.