SIG M400 TREAD 5.56 NATO 16″ – S/S ADJ MAGPUL STOCK CONCRETE

SIG M400 TREAD 5.56 NATO 16-inch AR-15 Rifle

The SIG M400 TREAD 5.56 NATO 16-inch AR-15 Rifle is built for reliable semi-automatic performance in a modern sporting rifle platform, making it a practical choice for home defense, range use, and everyday preparedness. With a 16-inch barrel and 5.56 NATO chambering, this AR-style rifle is engineered to deliver consistent ballistics while using common AR-pattern components and magazines. For safe handling and lawful ownership, always follow all applicable federal, state, and local firearm regulations, and practice proper firearm safety procedures.

Key Specifications

• The UPC is 798681698233.
• The manufacturer is Sig Sauer.
• The manufacturer part number is RM400-16B-TRD-V2CON.
• The action type is Semi-Auto.
• The ATF type is Modern Sporting Rifle.
• The barrel length is 16 inches.
• The caliber is .223 REM/5.56 NATO.
• The magazine capacity is 30 rounds.
• The product length is 16 inches.
• The magazine included is 1 x 30-Round.
• The model is M400.
• The product type is AR.
• The rate of twist is 1:8 inches.
• The sights are No.
• California direct ship restriction is NO DIRECT SHIP TO CALIFORNIA.
• Rhode Island direct ship restriction is NO DIRECT SHIP TO RHODE ISLAND.
• Washington direct ship restriction is NO DIRECT SHIP TO WASHINGTON.

This SIG M400 TREAD 5.56 NATO 16-inch AR-15 Rifle combines a duty-ready AR platform with a 16-inch barrel for versatile range and home defense use. The 1:8 twist rate supports a wide range of common .223/5.56 ammunition, and the included 30-round magazine supports immediate training and shooting. The adjustable Magpul stock configuration helps you dial in a consistent cheek weld and shouldering position for improved control and repeatability.

Frequently Asked Questions (FAQs)

• Is this rifle chambered in 5.56 NATO or .223 Rem? It is chambered for .223 REM/5.56 NATO.
• What is the barrel length? The barrel length is 16 inches.
• What action does the SIG M400 TREAD use? The rifle uses a Semi-Auto action.
• Does it come with a magazine? Yes, it includes 1 x 30-Round magazine.
• Is it shipped with sights installed? No, the sights are listed as No.
• What is the twist rate? The rate of twist is 1:8 inches.
• Are there state shipping restrictions? The listing indicates NO DIRECT SHIP TO CALIFORNIA, RHODE ISLAND, or WASHINGTON.