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
Winchester Hodgdon | AUTOCOMP
Winchester powder autocomp Smokeless Powders have been around since the late 1800s. Customers who have fired loaded ammo in Winchester know that once the first shot is fired, the propellant quality is guaranteed. With the powder family of Winchester, you can bring that quality home. AutoComp is the powder of choice for competitive pistol shooters. AutoComp powder works well in a variety of pistol cartridges, including the 38 Super, 9mm Luger, 40 S&W, and 45 ACP.
Winchester – Auto Comp 8LB Powder | X-Reload