SIG SAUER M400 TREAD AR 15 5.56 / .223 REM 16″ BARREL 30-ROUNDS

Original price was: $841.99.Current price is: $757.79.

Manufacturer Sig Sauer
Model M400 Tread
Type Modern Sporting Rifles
Stock In stock


Sig Sauer M400 Tread AR 15 Features

The Sig Sauer M400 Tread is a top-of-the-line AR-15 style rifle that boasts an impressive array of features. The aluminum receiver set is coated with a durable and scratch-resistant hard coat anodized finish, making it a reliable choice for any shooter. The ambidextrous controls are a great addition for left-handed shooters, allowing for easy manipulations from the support shoulder.

The upper of this Sig M400 is paired with a 16-inch stainless steel barrel with a 1:8 twist, making it capable of stabilizing a variety of bullet weights. The mid-length gas system is optimized for the barrel length, providing reduced wear and recoil with superb reliability. To further reduce recoil, the muzzle is fitted with a 3-chamber muzzle brake that fights muzzle climb and keeps you on target during rapid fire.

The Sig M400 Tread also features a free-floated M-Lok compatible handguard, allowing for quick and easy mounting of accessories and increasing accuracy. The single stage trigger is polished and has a hard coat finish to decrease friction and give you a smoother pull with mil-spec reliability. Whether you’re looking for a home defense, competition, or duty rifle, the Sig Sauer M400 Tread has the features you want from a name you can trust.

Overall, the Sig Sauer M400 Tread is a no-compromise AR-15 style rifle that is perfect for any shooter. With its impressive list of features, it is a reliable and accurate choice for any situation. If you’re looking for a Sig Sauer AR15 that is built to last, the Sig M400 Tread is the way to go.

Sig Sauer M400 Tread AR 15 Specifications

  • Manufacturer: Sig Sauer
  • Model: M400 Tread
  • Type: Rifle
  • Action: Semi-Auto
  • Finish: Black
  • Stock: Magpul SL-K Telescoping Stock
  • Special Feature: Threaded Barrel Model
  • Weight: 7 Lbs.
  • Caliber: 223 Rem | 5.56 NATO
  • Capacity: 30
  • # Of Mags: 1
  • Barrel: 16″
  • Rate-of-twist: 1-in-8″
  • Additional Info: Free-Floating M-Lok Handguard
  • Additional Info: Ambidextrous Controls
  • Additional Info: Mid-length Gas Sytem

More Information
Barrel Length 16
Caliber 5.56
Capacity 30
Condition New in Box
Finish Per Color Black
Manufacturer Sig Sauer
Manufacturer Part Number RM400-16B-TRD
Model M400 Tread
Type Modern Sporting Rifles
UPC 798681597765

Additional information



Modern Sporting Rifles




In Stock



Sig Sauer