Diamondback DB15 Features The Diamondback DB15 is built around a 16 inch barrel machined from 4150 chrome moly steel with a 1 in 8 twist rate and finished with a black nitride treatment for corrosion resistance. The carbine length direct impingement gas system is paired with a shot peened magnetic particle inspected mil spec 8620 bolt carrier group for reliable long lasting cycling. A forged 7075 T6 aluminum upper and DB15 Carbon lower provide the rifle s structural foundation both finished in the same Desert Sage and Gun Metal Gray Cerakote for a cohesive look. The 15 inch M-LOK free float handguard built with anti slip texture pads gives the shooter a stable accessory ready forend. A Viridian Venta green dot sight comes factory mounted finished in FDE Cerakote giving the shooter a fast target acquisition optic without a separate purchase. Magpul furniture rounds out the build including a Magpul MOE SL-K collapsible carbine stock and a Magpul MOE grip both in Stealth Gray for ergonomic and adjustable handling. The rifle ships with a single Magpul Gen M3 PMAG holding 30 rounds of 5.56 NATO in a modified Coyote Brown finish. Diamondback machines every DB15 component in house at its own CNC facility in the USA and this Desert Sage DB15 is available for sale at GrabAGun for shooters wanting a complete optic equipped AR-15 at an accessible price. Diamondback DB15 Specifications Manufacturer: Diamondback Model: DB15 Caliber: 5.56 NATO / .223 Rem Capacity: 30+1 Barrel Length: 16 Barrel Description: 4150 Chrome Moly Black Nitride Twist Rate: 1:8 Gas System: Carbine Length Direct Impingement Frame Finish: Desert Sage / Gun Metal Gray Cerakote Frame Material: Forged 7075 T6 Aluminum Handguard: 15 M-LOK Grips: Magpul MOE Stock: Magpul MOE SL-K Carbine Optic: Viridian Venta Green Dot Trigger: Mil-Spec Muzzle Device: A2 Flash Hider Thread Pattern: 1/2x28 Weight: 6.7 lbs Length: 32.75 to 36 Available At: GrabAGun