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Sig Sauer Tread Coil M400 AR-15 5.56 NATO Rifle - 16"

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.

$999.99

The TREAD COIL sets a new standard in performance and value in the AR category. With installed accessories including ROMEO5 Red Dot Sight, 2 Stage Match Trigger, and 13” lightweight handguard, the COIL is the perfect rifle package for the avid user or first-time buyer. Other features of the TREAD COIL include the precision 16” stainless barrel, ambidextrous controls, and 6-position Magpul SL Stock.

 

Additional TREAD branded accessories include:

  • M-LOK handguard with lightening cuts to reduce weight, available in 13” and 15” lengths;
  • 3 chamber compensator;
  • Ambidextrous charging handle made of aircraft grade aluminum and a dual roll pin design;
  • ROMEO5 optic featuring a 2MOA dot with ten illumination settings, MOTAC, and 50k battery life;
  • Flip-up front and rear iron sights that are easy to install, adjustable, and deploy quickly;
  • M-LOK front sight adapter with co-witness height made of lightweight aluminum;
  • Multiple configurations of M-LOK grip kits made of high strength polymer;
  • Factory upgraded flat blade, single stage trigger.

 

Specifications:

  • Barrel Length: 16 in (406.4 mm)
  • Magazine Included: (1) 30rd Polymer Mag
  • Mag Type: AR-15
  • Action Type: Semi-Auto
  • Barrel material: Stainless Steel
  • Twist Rate: 1:8
  • Forend Type: Alloy
  • Grip Type: Polymer
  • Receiver Finish: Hard Coat Anodized
  • Overall length: 30.8 in [782 mm]
  • Overall Width: 2.5 in [64 mm]
  • Height: 7.5 in [191 mm]
  • Threads: 1/2 in - 28 tpi
  • Accessory Rail: M-LOK
  • Operating System: Direct Impingement
  • Weight: 7 lbs [3.2 kg]
More Information
SKU RM400-16B-TRD-COIL
Product Type AR-15 Rifle
Manufacturer Sig Sauer
Thread Pitch 1/2x28
Profile Non-fluted
Barrel Length 16"
Caliber 5.56 NATO