Sig Sauer M400 TREAD 5.56mm AR-Pistol with 11.5 in Barrel


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The M400 TREAD pistol is an optics ready, aluminum receiver rifle caliber pistol. The TREAD pistol features a 11.5” Nitride Coated barrel with a free-floating M-LOK handguard, a single-stage polished/hard-coat trigger, ambidextrous controls, a Shockwave Blade multi position pistol brace, and is available in 5.56 NATO.

Firearm Features

  • Manufacturer: Sig Sauer
  • Model: M400 Tread
  • Caliber: 5.56mm NATO
  • Operating System: Direct Impingement
  • Barrel Length: 11.5″
  • Twist Rate: 1:7″
  • Overall Length: 27 in.
  • Overall Width: 2.5 in.
  • Height: 7.5 in.
  • Weight: 6 lbs.
  • Magazine Capacity: 30 Rounds
  • Barrel Material: FNC Carbon Steel
  • Trigger Type: Single Stage; Polished/ Hard Coat
  • Forend Type: Alloy
  • Grip Type: Polymer
  • Receiver Finish: Hard Coat Anodized

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