The Black Rain Ordnance Spec series is a line of AR15 rifles and pistols built to meet bid requirements for law enforcement and military personnel and as an affordable option for civilian use. The SPEC15 Carbine uses a direct impingement gas system has a low profile adjustable gas block and a Nickel Boron-coated BCG.Black Rain Ordnance strives to use only American metal ensuring that all products carrying their seal are made in America by American workers. This particular rifle features a 16" 4150 Chromoly Barrel along with a Nitride coated Spec15 BCG. Additionally this rifle features a 12" Free Float Hybrid Hand Guard GI Trigger Carbine Collapsible Buttstock and Pistol Grip. Features / SpecsBlack Rain Ordnance BRO-SPEC15Direct Gas Impingement System (AR-15 Semi Auto Rifle)5.56 NATO (Accepts 5.56 NATO and .223 Remington)16" 4150 Chromoly BarrelM4 Profile BarrelForged Aluminum Flat Top Upper ReceiverForged Aluminum Lower ReceiverNitride SPEC Bolt Carrier Group12" Free Float Hybrid Hand GuardCarbine Collapsible StockStandard Pistol GripMil-Spec GI Trigger30 RoundsAR-15 Magazine CompatibleStandard A2 Muzzle DeviceCarbine Length Gas SystemOverall Length 34" CollapsedOverall Weight 7lbs 8ozMatte Black Finish Select view and download your favorite Black Rain Ordnance Firearm resources including owner's manuals gun schematics and spec sheets for Rifles Parts and Accessories by visiting the Black Rain Ordnance Firearms Owner's Manual and Resources page!