DIAMONDBACK DBX57 5.7X28MM 8″ 20RD MIDNIGHT BRONZE

Operating System: Locked Breech Dual Gas Piston – Caliber: 5.7x28mm – Frame: 7075 Aluminum Hard Coat Anodized – Handguard: 6061 Aluminum Hard Coat Anodized M-LOK Compatible – Barrel Length: 8 – Twist Rate: 1:9 RH – Barrel Muzzle Threads: 1/2×28 RH – Muzzle Device Included: DBX Muzzle Device – Trigger: Standard AR15 Mil-Spec – Grip: MagPul MOE K – Action-Type: Semi-Auto – Sights Included: NONE – Magazine: 20 Round (FN Five-SeveN compatible) – Overall Length: 15.25 – Overall Height: 7.3 – Overall Width: 1.75 – Weight (With Empty Magazine): 3.0 lb