SIG Sauer M400 B5 Series B5 Systems Tactical .223 Remington 5.56 NATO Blue/Black Rifle

Description

Product Overview

The SIG Sauer M400 B5 Series is a versatile AR-15 pattern rifle designed for duty, defense, hunting, and competitive shooting. Its direct-impingement operating system provides a familiar and proven semi-automatic platform, while the 16-inch barrel offers a practical balance of handling and ballistic performance. B5 Systems furniture includes a six-position SOPMOD telescoping stock, ergonomic pistol grip, and KEYMOD carbine handguard. The flat-top configuration supports the addition of an optic, and the threaded barrel accepts compatible muzzle devices. The rifle is chambered for both .223 Remington and 5.56 NATO and includes a 30-round magazine.

Key Features

• 16-inch threaded barrel balances maneuverability with practical rifle performance.
• Chambered for both .223 Remington and 5.56 NATO ammunition.
• Direct-impingement semi-automatic action provides familiar AR-15 operation.
• B5 Systems SOPMOD six-position stock allows length-of-pull adjustment.
• B5 Systems pistol grip improves handling and shooting comfort.
• B5 Systems KEYMOD handguard provides a lightweight interface for compatible accessories and shooting support equipment.

The SIG Sauer M400 B5 Series combines adaptable B5 Systems furniture with a dependable AR-15 platform for a broad range of shooting applications.