Winchester AutoComp Smokeless Powder have been around since the late 1800s. Customers that have shot Winchester factory loaded ammunition know that 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.
Winchester AutoComp Powder 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.
Other Important Information:
Do not exceed the loads displayed in the reloaders guide.
Never mix any two powders regardless of type, brand, or source.
Never substitute any smokeless powder for Black Powder or any Black Powder substitute.
Winchester AutoComp logo
warning-icon WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.
Product Information of Winchester
Shipping Weight 8.400 Pounds