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Sig Sauer M400 Tread Predator 5.56 NATO Rifle - 16"

AR-15 Rifle

Out of stock

FFL Required Before Shipping.
Please have your dealer email a copy of their FFL to [email protected] or fax it to 253-218-2998, referencing your name and order number.


SIG SAUER is pleased to announce the expansion of the M400 TREAD series of rifles with the introduction of the M400 TREAD PREDATOR, designed specifically for predator hunting and inclusive of feature changes to suit the needs of hunters.  The M400 TREAD PREDATOR is an aluminum frame rifle, with a Cerakote Elite Jungle finish to minimize visibility in woods or brush environments, a precision style stock that is adjustable for comb height and length of pull while maintaining a lightweight design, a 16” stainless steel barrel with thread protector to eliminate snag points, a lightened free-float M-LOK™ 15” PREDATOR handguard, a hardened polished trigger, ambidextrous controls, and is chambered in 5.56 NATO.



  • Caliber: 5.56 NATO
  • Barrel Length: 16 in [406 mm]
  • Mags Included: (1) 5rd Polymer Mag
  • Mag Type: AR-15
  • Action Type: Semi-Auto
  • Stock Type: Adjustable Precision Stock
  • Barrel Material: Stainless Steel
  • Trigger Type: Hardened Polished
  • Twist Type: 1:8
  • Forend Type: Alloy
  • Grip Type: Polymer
  • Receiver Finish: Hard Coat Anodized
  • Overall Length: 35.5 in [902 mm]
  • Overall Width: 2.5 in [64 mm]
  • Height: 7.5 in (191 mm)
  • Handguard: 15" Free Floating Predator
  • Accessory Rail: M-LOK
  • Operating System: Direct Impingement
  • Weight: 7.5 lbs (3.4 kg)
More Information
Product Type AR-15 Rifle
Manufacturer Sig Sauer
Twist Rate 1:8
Color Gray
Rail Length 15"
Finish Anodize
Barrel Length 16"
Caliber 5.56 NATO
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