Winchester Autocomp In Stock Overview

Smokeless Powders from Winchester 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’s fire. 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 also 45 ACP, AutoComp powder can be used in many other pistol cartridge recipes.

Important Information On Winchester Autocomp:

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 is a ball powder designed for competition race guns. A perfect burn speed to feed the compensators with a higher volume of gas, it is a great choice for 38 Super, 9mm, 45 ACP and also 40 S&W. With AUTOCOMP, competitors get off faster shots with minimal muzzle flash.

Super-Field® propellant is the propellant of choice for Winchester 20 gauge AA® Target Load and also 12 gauge 3 3/4 dram equivalent Super-X® load. WSF is an ideal choice to maximize velocities in 12 gauge 1 1/8 oz. and 1 1/4 oz. loads.