Winchester 296 8lb Gun Powder 1.4C, UN0509
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This propellant was developed for Winchester factory-loaded ammunition for 357 Magnum, 44 Magnum, and 410 Bore. Its high loading density provides optimal velocity. 296 is recommended by Winchester for 410 Bore AA loads.
Click Here for Burn Rates (PDF)
Click Here for Burn Rates (PDF)
Gun Powder Application | Pistol Powder |