Sig Sauer M400-Forge, 5.56mm, 16" Barrel, 1- 30rd Magazine, Romeo-MSR Gen II Red Dot, Concrete, Rifle

Sig Sauer M400 Forge Concrete Gray 16" 5.56 NATO Rifle with ROMEO-MSR Gen II Red Dot – RM400-556N-16B-FORGE-CON

The Sig Sauer M400 Forge Concrete brings premium AR-15 performance in a modern, eye-catching Concrete Gray Cerakote finish. This 16" 5.56 NATO rifle features a cold hammer-forged barrel, crisp TriggerTech 3.5 lb two-stage trigger, ambidextrous controls, and a factory-mounted ROMEO-MSR Gen II 2 MOA red dot optic. It includes one 30-round magazine and is engineered for reliability, accuracy, and versatility right out of the box.

Why Choose the Sig Sauer M400 Forge at Battlehawk Armory?

• Premium Components Out of the Box: Cold hammer-forged 16" barrel with 1:7 twist for superior accuracy and longevity. Mid-length gas system delivers smooth, reliable cycling.
• Exceptional Trigger: Factory TriggerTech Duty 3.5-pound two-stage flat blade trigger offers match-grade consistency for improved control and follow-up shots.
• Optic-Ready & Equipped: Includes the durable ROMEO-MSR Gen II 2 MOA red dot with multiple brightness settings, parallax-free performance, and extended battery life.
• Ergonomic & Customizable: Magpul SL-K adjustable stock, 15" M-LOK handguard with full-length Picatinny rail, ambidextrous controls, and enhanced pistol grip.
• Distinctive Concrete Gray Finish: Tough Cerakote coating provides excellent corrosion resistance and a unique modern look perfect for range, field, or tactical use.

Ideal for home defense, training, plinking, varmint control, or as a go-to 5.56 rifle. The M400 Forge combines SIG SAUER quality with the legendary SIG Infinite Guarantee at outstanding value.

Specifications

• Caliber: 5.56 NATO
• Model: M400 Forge (RM400-556N-16B-FORGE-CON)
• Barrel: 16" Cold Hammer-Forged Steel, 1:7 Twist, Threaded 1/2x28 with A2 Flash Hider
• Gas System: Mid-Length Direct Impingement
• Overall Length: 35.5" (extended) / 32.25" (collapsed)
• Weight: Approx. 6.8 lbs
• Stock: Magpul SL-K 6-Position Adjustable
• Handguard: 15" M-LOK with Full-Length Picatinny Rail
• Trigger: TriggerTech 3.5 lb Two-Stage Flat Blade
• Optic: ROMEO-MSR Gen II 2 MOA Red Dot (factory mounted)
• Capacity: 30 rounds (one 30-round polymer magazine included)
• Finish: Concrete Gray Cerakote
• Sights: None (optic equipped)
• Additional Features: Ambidextrous controls, enhanced bolt carrier group, reduced angle grip

Benefits & Usage

Enthusiasts praise the M400 Forge for its factory upgrades and out-of-the-box readiness. The crisp trigger paired with the reliable red dot enables fast, accurate shooting. Low-recoil 5.56 NATO makes it enjoyable for all experience levels. The Concrete Gray Cerakote adds durability and style for any environment. Threaded barrel supports easy suppressor installation for quieter operation.

Ready for premium performance in a standout Concrete Gray finish? Add the Sig Sauer M400 Forge Concrete to your cart at Battlehawk Armory today!