SIG Sauer M400 5.56 NATO/.223 Remington Rifle

Description

Product Overview

The SIG Sauer M400 RM400-16B-EC-FDE is a semi-automatic AR-platform rifle chambered in 5.56 NATO and compatible with .223 Remington ammunition. It features a 16-inch chrome-lined, phosphate-coated barrel with a 1:7-inch twist and six-groove rifling, providing durability and dependable accuracy. The rifle uses a direct-impingement operating system, a forged 7075-T6 aluminum lower receiver, a standard military-style trigger, and a manual safety. Its collapsible synthetic stock, FDE finish, standard sights, and optic-ready receiver provide a versatile configuration for sporting, competitive, training, and professional use.

Key Features

• 16-inch chrome-lined and phosphate-coated barrel provides corrosion resistance and long service life
• Direct-impingement operating system offers familiar AR-platform function and straightforward maintenance
• 7075-T6 forged aluminum lower receiver supports durability and reliable operation
• Collapsible synthetic stock allows the rifle to be adjusted for storage and shooting position
• FDE finish and standard flip-up sights provide a practical configuration for field and range use
• Threaded muzzle supports compatible muzzle devices and suppressors with the appropriate mounting hardware

The SIG Sauer M400 delivers dependable AR-platform performance for training, competition, sporting use, and duty applications.