Hinterland Outfitters - Radical Firearms RF-15, Semi-auto, AR, 223 Remington/556NATO, 16 in Barrel, 1:7 in Twist, 15 in RPR MLOK Handguard, Anodized Finish, Black, Flat Dark Earth B5 Pistol Grip and B5 Stock, 1 Mag, 30 Rounds FR16-5.56SOC-15RPR-FDE