Ultimate Firepower & Precision

Looking for top-tier 300 AAC Blackout firearms? At Black Hills Shooters Supply, we offer the best selection of 300 BLK rifles, pistols, and uppers for hunting, home defense, and tactical use. It delivers hard-hitting performance with superior ballistics, making it a favorite among shooters.

Why Choose 300 AAC Blackout?

  • Versatile Caliber – Effective in short barrels (ideal for SBRs & suppressors).

  • Powerful Performance – Heavy subsonic rounds for quiet shooting or supersonic for maximum impact.

  • Wide Ammo Availability – Compatible with many loads (check out AmmoSeek for deals).

Best BLK Firearms in Stock

  1. Sig Sauer MCX Rattler – Ultra-compact PDW, perfect for suppressed setups.

  2. Daniel Defense DDM4 PDW – High-end reliability in a short-barrel package.

  3. Aero Precision M4E1 Complete Upper – Build your custom 300 BLK rifle.

  4. Palmetto State Armory (PSA) 300 AAC Pistol – Affordable & reliable.

20 Rounds of .300 AAC Blackout Ammo by Hornady Frontier – 125gr FMJ

$39.95
Hornady utilizes state of the industry loading techniques and peerless quality control protocol in order to make certain that every

20 Rounds of .300 AAC Blackout Ammo by Hornady Frontier – 125gr FMJ

$39.95
Hornady utilizes state of the industry loading techniques and peerless quality control protocol in order to make certain that every

300 AAC Blackout 200gr FMJ Sellier & Bellot Ammo Box (20 rds)

$33.00
Specifications PRODUCT 300 AAC BLACKOUT 200GR FMJ SELLIER & BELLOT AMMO Caliber 300 AAC Blackout Projectile Weight 200gr | 200

300 AAC Blackout 200gr FMJ Sellier & Bellot Ammo Box (20 rds)

$33.00
Specifications PRODUCT 300 AAC BLACKOUT 200GR FMJ SELLIER & BELLOT AMMO Caliber 300 AAC Blackout Projectile Weight 200gr | 200

300 AAC Blackout WPA (Wolf) 145gr FMJ Ammo, 500rd Case

Original price was: $700.00.Current price is: $680.00.
300 AAC Blackout Wolf Ammo, with the 145gr FMJ full metal jacket bullet, non corrosive, boxer primed, steel case. 500rd

300 AAC Blackout WPA (Wolf) 145gr FMJ Ammo, 500rd Case

Original price was: $700.00.Current price is: $680.00.
300 AAC Blackout Wolf Ammo, with the 145gr FMJ full metal jacket bullet, non corrosive, boxer primed, steel case. 500rd

50 Rounds of .300 AAC Blackout Ammo by Magtech First Defense – 123gr FMJ

$67.90
If you’re looking for power, accuracy, and economy, these .300 AAC rounds by Magtech First Defense are the way to

50 Rounds of .300 AAC Blackout Ammo by Magtech First Defense – 123gr FMJ

$67.90
If you’re looking for power, accuracy, and economy, these .300 AAC rounds by Magtech First Defense are the way to

American Quality .300 Blackout Ammunition 25 Rounds of FMJ 147 Grains in a Poly Bag

$36.98
American Quality Ammunition was formed in 1981 to meet the stringent needs of Law enforcement agencies on the West coast.

American Quality .300 Blackout Ammunition 25 Rounds of FMJ 147 Grains in a Poly Bag

$36.98
American Quality Ammunition was formed in 1981 to meet the stringent needs of Law enforcement agencies on the West coast.

Federal 300 Blackout 150 Grain JBT AE300BLK1 (500 round case)

Original price was: $650.00.Current price is: $600.00.
Federal rifle ammunition offers consistent, accurate performance at a price that’s perfect for high-volume shooting. The loads feature quality bullets,

Federal 300 Blackout 150 Grain JBT AE300BLK1 (500 round case)

Original price was: $650.00.Current price is: $600.00.
Federal rifle ammunition offers consistent, accurate performance at a price that’s perfect for high-volume shooting. The loads feature quality bullets,