Winchester 296 Ball Powder 1LB – 2961 is a high-performance spherical propellant designed specifically for magnum handgun cartridges and 3-inch .410 bore shotshells. Known for its ability to deliver top-end velocities and superior case fill, 296 is a top choice for serious handgun reloaders.
Perfect for use in .44 Magnum, .357 Magnum, .454 Casull, and .500 S&W Magnum, Winchester 296 also excels in .410 bore reloading with ½ oz and 11/16 oz payloads. This powder provides consistent pressure curves, clean ignition, and dependable performance, especially under heavy load conditions.
Its fine, ball-shaped grains flow smoothly through any powder measure, making it ideal for progressive reloading setups. If you’re loading for hunting, competition, or self-defense, 296 offers the high-energy performance required in magnum-class loads.
Key Features:
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Optimized for magnum handgun and .410 bore shotshell loads
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Excellent in .44 Mag, .454 Casull, .500 S&W, and .357 Mag
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Spherical grain for consistent metering and smooth flow
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Maximum velocity and energy at safe pressures
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Clean-burning with reliable ignition
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Made in the USA
Manufacturer Specifications:
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Powder Type: Double-base spherical
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Burn Rate: Slow
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Best Use: Magnum handgun and .410 bore (3″) shotshells
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Compatible Cartridges: .44 Mag, .357 Mag, .454 Casull, .410 bore
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Container Size: 1 pound
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Origin: United States
FAQ
Q: What cartridges work best with Winchester 296?
A: It’s designed for full-power magnum handgun rounds like .44 Mag, .454 Casull, .500 S&W Mag, and 3″ .410 bore shotshells.
Q: Can I use Winchester 296 for reduced loads?
A: No. Winchester 296 is not suitable for light or reduced charges—it performs best at magnum pressure levels.
Q: Does this powder meter well in progressive presses?
A: Yes. Its spherical shape provides excellent metering and consistency in high-volume reloading setups.
Q: Is 296 the same as Hodgdon H110?
A: They are very similar in burn rate and use-case, but always consult current load data separately for each brand.
Q: Is Winchester 296 clean-burning?
A: Yes. When loaded at proper pressures, it burns clean and leaves minimal residue.
Brought to you by Black Bayou Armory.






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