Bushmaster Bravo Zulu-CA AR15 Rifle - Black | 5.56NATO | 16" Barrel | 14" BFI Free Float M-LOK Rail | THRIL Buttstock, Pistol Grip & Mag | Snake Charmer Muzzle Brake | DM2S 2 Stage Trigger | Fixed 10rd Mag | CA Compliant

Specifications: - 5.56 NATO - 16" Barrel with a 1:8 Twist Rate - 33.5-36.5" Length - BFI™ 14" Free Float Rail - Salt Bath Nitride Bolt Carrier Group - MPI Tested Bolt - Snake Charmer™ Muzzle Brake - DM2S™ 2 Stage Trigger   Features:  - Equipped with a DFM® Magazine -Trigger assembly is DM2S™ 2 stage -The gas system is mid-length - THRIL Combat Competition 6 Position collapsible stock  -7075-T6 Forged A4 Flat top - BFI™ Free Float 14" Rail MLOK - Optics Ready      Proudly Made In U.S.A.