.300 Blackout (300 BLK) Cartridge-.300 Blackout Necklace, .300 BLK Key Chain


Optional Engraving

Enter your personalized text here

SKU: 300BLK Category: Tags: ,


The popular .300 AAC BLACKOUT, known as the 300 BLK, was approved by SAAMI (Sporting Arms and Ammunition Manufacturers Institute) on January 17, 2011.

This round was developed in the US for use in the M4 carbine.

Its purpose is to achieve ballistics similar to the 7.62 x 39 (AK 47 round) while using an AR-15 platform.

The 300 BLK uses a standard AR-15 magazine and is currently one of the most popular rifle rounds in use. It is unique in that it functions the weapon with both supersonic loadsand subsonic loads (for use with a suppressor.)

Optional engraving is available for an additional fee – just enter your personalized text in the spaces provided. Please remember that the more text, the smaller the font will be.

Tidbit: On October 23, 2011, SSG Daniel Horner of the USAMU used .300 AAC Blackout to win his 4th USPSA Multi Gun National Championship.





Additional information

Accessory Type

Necklace, Key Chain, Free Standing