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.300 Blackout by Geco 220gr JHP Subsonic, One Cartridge not a Box


For more information, please see below.

Please click on the picture for more detail.


Limited to 1 single cartridge on this item per customer.

One Cartridge, not a box: .300 ACC Blackout by Geco Brand by RUAG Ammotec USA Inc., factory produced using new Geco brass cases with “GECO 300 BLK” Head-Stamp and loaded with a 220 grain JHP (Jacketed Hollow Point) projectile.

History of the .300 AAC* Blackout Cartridge:

The .300 AAC* Blackout cartridge was introduced in 2011, after it was approved by SAAMI  and developed by the Advanced Armament Corporation =*AAC system to launch .30 caliber projectiles from the AR platform without a reduction in magazine capacity and compatible with the standard bolt.

The .300 AAC Blackout has become very popular as a sub-sonic AR caliber with good knock down power at sub-sonic speeds. 220 grain projectiles moving at 1036 feet per second producing over 500 foot pound of energy per inch.

This cartridge is now used in military and law enforcement agencies in many countries

Additional information

Weight 0.10 lbs

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