Sig Sauer M400 Forge FDE Rifle 5.56 NATO 30rd Magazine 16" Barrel ROMEO-MSR GEN II Adjustable Stock M-LOK Handguard
$1,043.50
Experience precision and reliability with the Sig Sauer M400 Forge FDE Rifle, chambered in 5.56 NATO. This versatile rifle features a 16″ cold hammer forged barrel, a 30-round magazine capacity, and comes with a ROMEO-MSR Gen II red dot sight for rapid target acquisition. The adjustable MAGPUL SL-K stock ensures comfort and adaptability for any shooter.
Out of stock
Features:
- TriggerTech 3.5 pound two-stage flat blade duty trigger
- 16" cold hammer forged barrel with mid-length gas system
- ROMEO-MSR Gen II 2 MOA red dot included
- Full-length free-floating M-LOK handguard
- Ambidextrous charging handle
- MAGPUL SL-K 6-Position adjustable stock
Specifications:
- FIREARM TYPE: Rifle
- CALIBER: 5.56 NATO
- SIGHTS: ROMEO-MSR GEN II w/2 MOA DOT
- BARREL LENGTH: 16 in [406.4 mm]
- BARREL MATERIAL: Cold Hammer Forged Steel
- TWIST RATE: 1:7
- THREADS: 1/2 in – 28 90 Degree Shouldered
- MUZZLE DEVICE: A2 Birdcage Flash Hider
- ACTION TYPE: Semi-Auto
- OPERATING SYSTEM: Mid-Length Direct Impingement
- STOCK TYPE: 6-Position Magpul SL-K
- GRIP TYPE: Reduced Angle
- TRIGGER TYPE: TriggerTech 3.5-Pound 2-Stage Flat Blade
- TRIGGER SHAPE: Flat
- MANUAL SAFETY: Ambidextrous
- FOREND TYPE: M-LOK FDE Cerakote
- ACCESSORY RAIL: M-LOK/Full-Length Picatinny
- MAG TYPE: AR-15
- MAGS INCLUDED: (1) 30rd Polymer Mag
- COLOR: FDE
- RECEIVER FINISH: FDE Cerakote
- OVERALL LENGTH: 35.5 in [901.7 mm]
- COLLAPSED LENGTH: 32.25 in
- OVERALL WIDTH: 2.7 in [68.58 mm]
- HEIGHT: 9.4 in [819.15 mm]
- WEIGHT: 6.8 lb [3084.43 kg]
| Weight | 9.800 lbs |
|---|---|
| Dimensions | 46.500 × 11.500 × 4.500 in |
| Manufacturer | Sig Sauer |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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