300 Blackout Ammo for sale | .300 blackout ammo

300 Blackout ammo for sale(designated as the 300 BLK by the SAAM and .300 Blackout ammo by the C.I.P.), also known as 7.62×35mm, is an intermediate cartridge developed in the United States by Advanced Armament Corporation (AAC) for use in the M4 carbine. The cartridge yields increased performance in shorter barrels and effective subsonic performance for silencer use when compared to 5.56mm NATO. The .300 AAC Blackout uses standard 5.56mm NATO magazines and components with the exception of the barrel.