The M400 TREAD is an optics-ready, aluminum frame rifle.  TREAD features a 16” stainless steel barrel with a free-floating M-LOK handguard, a single-stage polished/hard-coat trigger, ambidextrous controls, a Magpul™ SL-K 6 position telescoping stock, a mid-length gas system, and is available in 5.56 NATO.


The TREAD branded components 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;
  • 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.

Accessories are sold separately which is :

  • ROMEO5 optic featuring a 2MOA dot with ten illumination settings, MOTAC, and 50k battery life.


Delivering a rich set of features and upgrades into the M400 platform.

Mag Type- AR-15
Barrel Length- 16 in (406 mm)
Caliber- 5.56 NATO
Height- 7.5 in (191 mm)
Overall Length- 1/2″-28
Overall Width [782 mm]- 2.5 in [64 mm] Twist Rate- 1:8
Weight- 7 lbs (3.2 kg)
Operating System- Direct Impingement



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