Description – 4150 CMV Melonite – 1/7 Twist – M4 Feed Ramps – QPQ Corrosion Resistant Finish – Pistol Gas System with .750 Low Pro Gas Block – A2 Flash Hider – 1/2×28 Threaded Muzzle – M16 BCG – 7? MLOK Handguard – Dry Film Lubed 7075 – T6 Forged Upper w/ T-Markings – Charging Handle – Forward Assist & Ejection Port Assembly – 7075 Forged Lower – Type 3 Hard Coat Anodized – Mil-Spec LPK – SB Tactical SBA3Adjustable Stabilizing Pistol Brace – 30 Round Magazine – LENGTH COLLAPSED 26 1/8? – LENGTH EXTENDED 28 3/4? – WEIGHT 5.6LB