.450 Bushmaster Ammo

.450 Bushmaster ammunition is a type of rifle ammunition designed for use in firearms chambered in .450 Bushmaster caliber. This cartridge was developed specifically for use in the AR-15 platform as a powerful big-bore cartridge that could take down large game at close to medium range.


The .450 Bushmaster cartridge is a straight-walled cartridge that measures 11.43x40mm in size. It features a large, heavy bullet that typically weighs around 250 to 300 grains, making it one of the largest and most powerful rifle cartridges that can be used in an AR-15 platform. The standard bullet weight for .450 Bushmaster ammunition is 250 grains.

The bullet design for .450 Bushmaster ammunition typically features a lead core surrounded by a copper or brass jacket. The bullet may be a full metal jacket (FMJ), hollow point (HP), or solid, depending on the intended use. Hollow point bullets are typically used for hunting or self-defense, as they provide greater stopping power and expansion upon impact.

.450 Bushmaster ammunition is loaded with a consistent powder charge and primer, ensuring reliable performance and consistent accuracy. The cartridges are typically brass-cased and boxer-primed, which makes them easy to reload.

Overall, .450 Bushmaster ammunition is a powerful, highly effective ammunition that offers excellent accuracy and close-range stopping power. Its large, heavy bullet and high energy transfer make it an ideal choice for hunting large game or self-defense applications, while its consistent performance and reliability make it a popular choice among shooters looking for a big-bore cartridge for their AR-15 platform.

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