Blackhorn 209 Powder In Stock Blackhorn 209 powder is a low residue, high performance propellant made for muzzleloaders and black powder cartridges. It is engineered to consistently shoot at higher velocities and with greater accuracy than any other muzzleloader powder available today. In fact, if you compare our benefits with other powders, you will quickly see that Blackhorn 209 absolutely smokes the competition.
