UPC: 810035754508Finish: Black Hardcoat AnodizeCaliber: 5.56 NatoBarrel: Diamondback Barrels 5.56, 16″, Medium, 4150 CrMov, Black Nitride, 1:8 RHGas System: Carbine-LengthBCG: Shot-Peened, Magnetic Particle Inspected Mil Spec 8620 CarrierUpper: A3 Flattop Forged 7075 T-6 Aluminum, T-MarkedLower: 7075 T-6 Aluminum (DB-15 Carbon Lower)Handguard: 10″ Free Float Quad RailGrip: A2 Style Black PolymerStock|Brace: 6-Position ATI Mil-Spec ButtstockMagazine: Metal Mag 30 RoundSights: N/AMuzzle Device: A2 Flash Hider (1/2 x 28)Trigger: Mil-SpecWeight: 6.4 lbsOverall Length: (Stock Collapsed 32 3/4″) (Stock Expanded 36″)