Winchester Smokeless Powders have been around since the late 1800s. Customers that have shot Winchester factory loaded ammunition know the quality of propellant they’re receiving as soon as the first shot is fired. Bring that quality home to the reloading bench with the Winchester family of powders. AutoComp is the preferred powder for competitive pistol shooters. Delivering superb performance in the 38 Super, 9mm Luger, 40 S&W and 45 ACP, AutoComp powder can be used in many other pistol cartridge recipes.
Winchester Powder AutoComp
For AUTOCOMP, the 38 Super, 9mm, 45 ACP, and 40 S&W races are excellent. The ideal burn rate for giving a larger volume of gas to the compensators. With AUTOCOMP competitors taking faster shots with minimum flash muzzle, it’s a winner