Sig Sauer M400 556 Nato Tread AR Pistol PM400-11B-TRD


The M400 TREAD pistol is an optics-ready, aluminum receiver rifle caliber pistol. The “Tread” pistol features an 11.5″ Nitride Coated barrel with a free-floating M-LOK handguard. This model also features a single-stage polished/hard-coat trigger and ambidextrous controls.

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SKU: HGN-SIG-PM40011BTRD Categories: , Tag:


Sig Sauer M400 556 Nato Tread Description:

The Sig Sauer M400 556 Nato Tread AR Pistol PM400-11B-TRD is a high-quality, lightweight firearm designed for reliable performance and ease of use. This AR pistol is chambered in 5.56 NATO, making it ideal for various shooting applications, including tactical operations, hunting, and self-defense.

The pistol features an 11.5-inch barrel with a nitride finish, providing exceptional durability and corrosion resistance. The Tread handguard, featuring M-LOK attachment points, provides space for accessories and customization.

The M400’s upper and lower receivers are crafted from aircraft-grade aluminum, resulting in a durable and lightweight build. The pistol also features a single-stage, polished/hard-coat trigger for a clean, crisp trigger pull.

Other notable features of the Sig Sauer M400 556 Nato Tread AR Pistol PM400-11B-TRD include an ambidextrous charging handle, a full-length Picatinny rail, and a free-floating M-LOK handguard. Overall, this AR pistol is a top choice for anyone looking for a reliable and versatile firearm.

M400 Specifications:

  • Caliber: .223/5.56 NATO
  • Barrel Length: 11.5 inches
  • Overall Length: 27 inches
  • Weight: 6 lbs
  • Magazine Capacity: 30 rounds
  • Barrel Material: Carbon Steel
  • Barrel Twist: 1:7″
  • Barrel Finish: Nitride
  • Muzzle Device: A2 Flash Hider
  • Receiver Material: Aircraft-grade Aluminum
  • Grip Type: Polymer
  • Trigger Type: Single-Stage Polished/Hard-Coat
  • Sights: None, Full-Length Picatinny Rail
  • Handguard: Tread Free-Floating with M-LOK attachment points and lightening cuts to reduce weight
  • Charging Handle: Ambidextrous
  • Safety: Ambidextrous
  • Finish: Hard Coat Anodized Black
  • Mfg. Part Number: PM40011BTRD
  • UPC 798681619542

Additional information

Weight 7 lbs


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