Black Rain Ordnance Spec+ Fusion 5.56mm Semi-Automatic AR-15 Rifle with Burnt Bronze Cerakote Finish for sale. Black Rain Ordnance has made a promise to make your firearm exactly that, YOUR firearm. With the addition of the Spec + Series, you have over 100 different build configurations and 21 different finish options to choose from. If you are looking to add something special to your arsenal, without breaking the bank. The all new Black Rain Ordnance Spec + Series would be a good choice for you.