SIG Sauer M400 B5 Semi Auto Rifle 5.56 NATO 16" Barrel 30 Rounds Polymer SOPMOD Collapsible Stock KEYMOD Handguard Gray RM400-16B-B5-GRY

The SIG Sauer M400 B5 is an ideal choice for duty, defense, hunting, and competitive shooting. The SIG M400 B5 comes with excellent upgrades including a B5 Systems SOPMOD 6-position telescoping stock, B5 Systems pistol grip, and B5 Systems KEYMOD carbine handguard all in a tactical gray finish. This AR-15 runs a direct impingement gas system that is reliable and offers trouble free shooting. No matter your need or experience level, the SIG Sauer M400 B5 will an excellent addition to your arsenal.Specifications and Features: 5.56 NATO (accepts .223 Remington) 16" nitride treated barrel 30 rounds 1:7 twist 7075-T6 aluminum upper and lower receivers B5 Systems SOPMOD 6 position telescoping stock B5 Systems KEYMOD carbine handguards B5 Systems pistol grip KEYMOD handguard, gray 32.3"-35.6" overall length Flip up rear sight Picatinny rail 6.7 lbs