Winchester AutoComp is a ball powder engineered for competition pistols. Its fast burn rate feeds compensators with optimal gas volume, making it ideal for 38 Super, 9mm, 45 ACP, and 40 S&W. Shooters enjoy faster follow-up shots with minimal muzzle flash.
Winchester AutoComp is a ball powder specifically engineered for competitive shooters who demand precision and performance. This smokeless powder is designed to work in harmony with compensated race guns, delivering the exact burn characteristics needed for maximum efficiency.
Optimal Burn Rate: AutoComp's fast, consistent burn speed is perfectly matched to feed compensators with a higher volume of gas, ensuring reliable function in competition firearms.
Caliber Compatibility: AutoComp performs exceptionally well in:
Supplied in a 1 lb. can, providing sufficient powder for hundreds of rounds depending on caliber and load specifications. Made in the USA to Winchester's exacting standards.
AutoComp is the choice of serious competitive shooters who understand that powder selection directly impacts match performance.