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.

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

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,

STEADFAST .300 BLK 125gr HP SMK (Sierra Matchking) – 150 rds Bulk Pack

Original price was: $217.00.Current price is: $210.00.
STEADFAST .300 BLK 125gr HP SMK is constructed utilizing a Sierra Matchking flat base, hollow point projectile loaded in new

STEADFAST .300 BLK 125gr HP SMK (Sierra Matchking) – 150 rds Bulk Pack

Original price was: $217.00.Current price is: $210.00.
STEADFAST .300 BLK 125gr HP SMK is constructed utilizing a Sierra Matchking flat base, hollow point projectile loaded in new