DESCRIPTION
Overview:
Hornady’s .300 Blackout 190 gr Sub-X Subsonic is designed specifically for suppressed shooting and quiet, effective performance. Loaded with the advanced Sub-X® (Subsonic eXpanding) bullet, this round delivers reliable terminal expansion at lower velocities — making it ideal for home defense or hunting with a suppressor.
Specifications:
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Caliber: .300 Blackout
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Bullet Weight: 190 grains
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Bullet Type: Sub-X® (Subsonic eXpanding)
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Muzzle Velocity: 1050 FPS
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Muzzle Energy: 465 ft-lbs
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Casing: Brass
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Primer Type: Boxer, reloadable
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Rounds per Box: 20
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Designed For: Suppressed firearms, short-barrel rifles
Performance & Features:
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Sub-X Bullet Technology – Polymer tip and deep hollow point cavity enable controlled expansion at subsonic speeds.
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Whisper-Quiet Suppressed Shooting – Optimized for suppressor use with consistent subsonic velocity.
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Barrier-Blind Performance – Effective through heavy clothing and light barriers.
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Clean-Burning Powder – Ideal for maintaining suppressor and firearm cleanliness.
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Great for Close-Range Defense & Hog Hunting – Quiet but devastating performance on target.
Why Choose Hornady Subsonic?
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Maximum expansion even below the sound barrier
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Reduced recoil and noise for tactical or hunting use
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Dependable cycling in semi-auto platforms
