Since the late 1800s, there have been Winchester Smokeless Powders. Customers who shot loaded ammo in Winchester know that propellant quality is provided once the first shot is fired. Bring that quality home with the powder family of Winchester.
Winchester 296 Powder
For the 357 Magnum and 44 Remington Magnum cartons, the 296 powder was developed. This propellant for use on 410 Bore AA loads is also recommended by Winchester.