.300 Blackout Deals

Best deals on .300 AAC Blackout — supersonic for range and hunting, subsonic for suppressed shooting.

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⚠️ Prices rising. Magtech (a primary source of affordable .300 BLK) faces 50% Brazilian import tariffs. SGAmmo reports prices increasing approximately $60 per case in the near term. Buy now if you shoot this caliber regularly.

Best DealSupersonic FMJ⚠️ Rising

Magtech .300 Blackout 123gr FMJ — 1,000 Rounds

Best value in .300 BLK. Buy before tariff-driven increases hit.

$0.54/rd

~$550 — SGAmmo

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SubsonicIn Stock

Magtech .300 Blackout 200gr FMJ Subsonic — 500 Rounds

Purpose-made for suppressed shooting. Heavy bullet stays subsonic.

$0.89/rd

$445.00 — SGAmmo

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Hunting/DefenseIn Stock

Hornady .300 Blackout 135gr FTX — 200 Rounds

Flex Tip expanding bullet. Excellent for hunting and home defense from an AR platform.

$1.35/rd

$269.00 — Brownells

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What's a Good Price?

Type	Great Deal	Fair Price	Overpriced
Supersonic FMJ	≤ $0.55/rd	$0.55–0.80/rd	≥ $0.90/rd
Subsonic FMJ	≤ $0.85/rd	$0.85–1.20/rd	≥ $1.30/rd
Defense/Hunting	≤ $1.20/rd	$1.20–1.50/rd	≥ $1.72/rd

See our full Price Check tool for all calibers with weekly updates.

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