300 Blackout Brass Casings

Although the .300 AAC Blackout is gaining popularity with many shooters and manufacturers are following suit, it's usually far more economical to reload your own ammo if you have the brass available--and we can help you with that! Start here with these 300 Blackout brass casings for sale.

Primers for the .300 AAC are typically of the small rifle variety.

With the proper configuration, you can create subsonic .300 AAC loads that work well with suppressors and still cycle the action of your AR-15.

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  1. Silver State Brass Casings - 300 Blackout - New Unprimed - 100


    In stock

    Manufacturer Nosler Ammunition
    Ammo Caliber 300 AAC Blackout
    Manufacturer SKU 75515
    Quantity 100

    These unprimed brass casings made by Silver State Armory are perfect for making your custom loaded 300 Blackout ammo. During the manufacturing process, this brass was annealed to ensure that it is strong and malleable to ensure you can get multiple reloads out of it.

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