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Sig Sauer M400 Enhanced FDE Centerfire Rifle

Item # 611636
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Additional Information:

Prices, promotions, styles and availability may vary by store and online.

  • To buy online and deliver to a Gander Mountain store or an Independent Firearms Dealer, simply add this item to your cart. Click here for additional details.
  • Firearms shipping charge of $25.00 per item.
  • You must be at least 18 years old to purchase this item. State and local laws may vary.


  • AR-Platform Tactical Rifle

  • 16-Inch Chrome-Lined Barrel

  • Aircraft-Grade Aluminum Forged Lower Receiver

  • Flat Dark Earth Finish

Product Summary

The Sig M400 Series Enhanced rifle, is designed for use in law-enforcement, military operations, andthe sporting field. The Sig M400 is a true AR platform tactical rifle with unparalleled accuracy. A 16" chrome-lined and phosphate-coated barrel provides superior corrosion resistance and a 7075-T6 aircraft-grade aluminum forged lower receiver adds to the durability and reliability that users come to expect from Sig Sauer. This FDE version comes with a flat dark earth Cerakote upper and lower receiver and a flat dark earth polymer Magpul MOE forend, grip, and collapsible stock. 1 in 7" twist. 30-round magazine.

Model M400 Enhanced FDE
Type Centerfire Rifle
Action Semi-Auto
Caliber .223 Rem.
Barrel Length 16"
Weight 6.7 Lbs.
Sights Post Front/Adjustable Rear
Finish: Stock Flat Dark Earth
Finish : Barrel & Receiver Flat Dark Earth
Capacity 30 + 1