300 BLACKOUT BULLET for Sale
Browse 300 Blackout Bullet listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The .300 Blackout cartridge was developed in 2011 to enhance short-barrel rifle performance. It offers versatile ballistics suitable for both supersonic and subsonic loads. This caliber remains popular among tactical shooters and hunters requiring suppressed fire and close-range effectiveness.
Why It's a Top Choice
- Excellent short-barrel performance
- Compatible with standard AR-15 platforms
- Effective with supersonic and subsonic ammo
- Ideal for suppressed shooting
- Wide ammo and firearm availability
Key Variants
300 Blackout Supersonic
Designed for general-purpose use with higher velocity and energy, suitable for range and hunting.
300 Blackout Subsonic
Optimized for suppressed firearms, providing reduced noise and recoil for tactical applications.
Competitor Comparison Table
| Feature | .300 Blackout | 5.56 NATO | 7.62x39mm |
|---|---|---|---|
| MSRP | $1.50–$2.00 per round | $0.30–$0.60 per round | $0.40–$0.70 per round |
| Capacity/Size | 30 rounds (typical magazine size) | 30 rounds (standard AR magazines) | 30 rounds (AK-style magazines) |
| Weight | Approximately 125 grains (bullet) | 55 grains (bullet) | 123 grains (bullet) |
| Optics-Ready | Yes, common on AR platforms | Yes | Limited |
| Trigger Type | Varies by rifle | Varies by rifle | Varies by rifle |
| Notable Pro | Effective suppressed ballistics | High velocity, long-range accuracy | Robust, reliable under adverse conditions |
| Notable Con | Ammo cost higher than 5.56 NATO | Less effective suppressed | Less common in AR-15 platform |
Best Use Cases
- Home and personal defense
- Tactical and suppressed shooting
- Hunting medium-sized game
- Plinking and range training
- Special operations applications
FAQs
Can I use .300 Blackout in a standard AR-15 rifle?
Yes. The .300 Blackout uses the same magazines and bolt carrier group with only the barrel changed.
What is the effective range of .300 Blackout?
Effective supersonic range is about 500 yards; subsonic ranges are shorter, typically under 200 yards.
How does .300 Blackout perform suppressed?
It performs excellently suppressed, especially with subsonic ammo, reducing noise without sacrificing reliability.
Prefer nearby results? Toggle to search local listings.
Springfield Saint Victor 300 Blackout AR
$1,119.99
Ruger American Ranch Rifle in .300 Black
$529.99
Maxim Defense MDX 510C SBR .300 Blackout
$2,429.99


