Accurate Powder features a large assortment of smokeless powders for serious loaders who want high impact for any type of firearm-including handguns, rifles, or shotguns. Accurate Powder carries a powder tailored for the type of shooting you do, whether it's full power powders for hunting or long range rifle shooting to reduced powders for cast bullets, cowboy action, handgun or target loads. If you want consistent loads that stay on target, get the advantage of Accurate!Scot 4100: A slow-burning double-base, spherical powder that meets the metering demands for everything from big magnum handguns to your 410 shotgun. Great for magnum handgun cartridges, such as the .357 Mag, .41 Mag, .44 Mag, .454 Casull, .460 S and W, and .500 S and W.