Black Rain Ordnance has made a promise to make your firearm exactly that YOUR firearm. With the Spec+ Series you have over 100 Different build configurations and 24 different finish options to choose from. If you are lookin to add something special to your arsenal without breaking the bank the Black Rain Ordnance Spec+ Series has proven to be a great choice.Specifications: Receiver: Spec15 Forged Aluminum Receiver Set Barrel: 5.56 - 16" 4150V Chromoly BCG: Salt Bath Nitride Coated Spec15 BCG Charge Handle: Spec15 Forged Charge Handle Trigger Mil-Spec: G.I. Trigger Gas System: Direct Impingement; .750 Low Profile Non-Adjustable Muzzle Device: A2 Flash Hider Furniture: Magpul MOE Grip & Magpul MOE Stock Handguard: 12" MLOK Slim Handguard Length: 34" Weight: 7lbs 8oz