Hodgdon, IMR, Winchester smokeless propellants, Pyrodex, Triple Seven, IMR White Hot muzzleloading powders and GOEX Black Powder. For 2018 IMR Legendary Powders introduces IMR-8133 to the Enduron product line for use in magnum cartridges. Winchester Smokeless Propellants is excited to announce the release of WinClean 244, ideally suited for 38 Special, 45 Auto & 9 mm standard loads. New to the muzzleloading world is the Triple Seven FireStar pellet featuring a revolutionary design utilizing a geometric star shape. FireStar is for use in .50 caliber muzzleloaders with a 209 firing system. (less)