Description

The SIG Sauer SIG⁠400 ROSE 5.56 NATO is an AR‑15‑style modern sporting rifle built on the reliable M400 platformand chambered in 5.56×45 mm NATO. This edition comes with a SIG Romeo5 Gen II red dot optic pre‑installed and features design elements and accessories selected as part of SIG’s ROSE program. It includes ambidextrous controls, a free‑floating 10″ M‑LOK handguard, a 16″ chrome/moly barrel with a hybrid flash hider/compensator, and a 6‑position collapsible stock. The package also includes two 30‑round magazines and additional branded accessories.

Specifications

• Manufacturer: SIG Sauer
• Model: SIG⁠400 ROSE 5.56 NATO with ROMEO5 Red Dot
• Caliber: 5.56×45 mm NATO (.223 compatible)
• Action: Semi‑automatic, direct impingement
• Operating System: Mid‑length gas system
• Barrel Length: 16″ chrome/moly steel
• Twist Rate: 1:7″ RH
• Muzzle: SIG hybrid flash hider/compensator (1/2‑28 threaded)
• Handguard: 10″ free‑floating M‑LOK alloy with ROSE engraving
• Stock: Magpul MOE‑SL 6‑position collapsible
• Trigger: SIG 2‑Stage Matchlite Duo, flat profile
• Controls: Ambidextrous safety and magazine release
• Optic Included: SIG Romeo5 Gen II red dot with ROSE logo
• Sights: Red dot optic (iron sights not typically installed)
• Magazine Capacity: 30+1 rounds (two 30‑round magazines)
• Overall Length: Approx. 33.25″ to 36.50″ (adjustable stock)
• Weight: Approx. 7.0 lb unloaded
• Receiver Finish: Black hard‑coat anodized
• Grip: Reduced angle polymer AR‑style grip with ROSE engraving
• Extras Included:
  • Custom ROSE Savior soft‑sided carrying case
  • Rose gold combination lock
  • (3) rose‑colored dummy rounds