Finish: ODG Cerakote – Caliber: 5.56 NATO – Barrel: Diamondback Barrels 11.5 in 1:8 RH Medium 4150 CrMoV Black Nitride – Gas System: Carbine-Length Direct Impingement – BCG: Shot-Peened Magnetic Particle Inspected Mil-Spec 8620 Carrier – Upper: A3 Flattop Forged 7075 T-6 Aluminum T-Marked – Lower: Forged 7075 T-6 Aluminum w/ Magpul MOE Enhanced Trigger Guard – Handguard: 11 in M-LOK Anti-Rotation V4 S-Rail w/ Full Picatinny and QD Mounts – Grip: Magpul MOE K2 Grip – Stock: SB Tactical SBA5 Brace – Magazine: Magpul Gen M3 PMAG 30 Round – Sights: None – Muzzle Device: DB Obsidian Muzzle Brake (1/2 x 28) – Trigger: Standard Mil-Spec – Weight: 6.25 lb – Length (Length Collapsed / Length Extended): 28.25 in / 31 in