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300 Blackout for sale Canada has become one of the most searched firearm-related terms across the country—and for good reason. The .300 AAC Blackout round offers impressive performance in both supersonic and subsonic forms, works flawlessly with AR-15 platforms, and is perfectly suited for suppressed short-barrel rifles. However, it also raises questions about cost, availability, and whether it truly delivers better results compared to more traditional calibers like .223 Remington.
In this comprehensive 5,000-word guide, we’ll cover:
- What makes 300 Blackout special
- Why Canadian gun owners are turning to it
- Pros and cons of the round
- Where to find 300 Blackout for sale in Canada
- Best ammo types and pricing breakdown
- Legal considerations
- Expert insights and reviews
- Tips for first-time buyers
Let’s dive in.
What is 300 Blackout?

Developed by Advanced Armament Corporation (AAC) in collaboration with Remington, the .300 AAC Blackout (7.62x35mm) is a rifle cartridge designed for AR-15 platforms. It solves a specific problem: how to deliver .30-caliber performance using a standard AR-15 lower and magazine.
Technical Specs:
- Bullet Diameter: 0.308 in (7.62 mm)
- Case Length: 1.368 in
- Max Pressure: 55,000 psi
- Effective Range: 300–500 meters depending on load
This cartridge can shoot lightweight supersonic rounds for long-range effectiveness or heavy subsonic rounds for suppressed applications.
Key Benefits:
- Works with standard AR-15 magazines
- Excellent performance in short-barrel rifles
- Compatible with suppressors
Common Uses:
- Home defense
- Tactical shooting
- Hunting (especially deer and hogs)
- Target practice and competitions
Why Buy 300 Blackout in Canada?
Canadians are increasingly searching for “300 Blackout for sale Canada” because of growing interest in versatile, powerful, and suppressor-friendly cartridges. With more tactical shooting enthusiasts and hunters seeking a better option than the overused 5.56 NATO/.223 Rem, 300 Blackout is emerging as a go-to choice.
Advantages for Canadian Gun Owners:
- More knockdown power for hunting
- Lower sound signature with subsonic ammo
- Legal in non-restricted platforms like bolt-actions or compliant semi-autos
- Greater ammo availability from trusted domestic suppliers
Still, there are drawbacks to consider before making the switch…
Pros and Cons of 300 Blackout
Pros:
- Dual-use: supersonic for power, subsonic for quiet shooting
- Works well with short barrels and suppressors
- Great for close to mid-range shooting
- Compatible with standard AR-15 lower receivers
Cons:
- Higher cost per round than 5.56/.223
- Not as effective beyond 300 yards (with subsonic)
- Less availability during peak demand
- Risk of confusion if mixed with .223/5.56 ammo
Understanding both sides helps you make an informed choice before buying 300 Blackout in Canada.
Where to Find 300 Blackout for Sale in Canada
Canadian retailers have stepped up to meet the growing demand for 300 Blackout ammunition. Whether you’re looking for hunting rounds, target loads, or tactical ammo, these trusted suppliers offer a wide selection:
Top Online Stores:
Here are some reliable sources where you can find 300 Blackout for sale in Canada. These links are DoFollow, providing both value and trust:
- Tenda Canada
- Brands: Sellier & Bellot, Federal, Winchester
- Subsonic and supersonic options available
- AmmoSupply.ca
- Affordable FMJ bulk packs
- Fast shipping across provinces
- Firearms Outlet Canada
- Match-grade 300 Blackout rounds
- Occasional clearance deals
- Bullseye North
- Stocks premium brands like Hornady, Barnes
- Reviews from real Canadian shooters
- Canadaammunitions.com
- One-stop shop for rifles and ammo
- .300 BLK often in seasonal bundles
Be sure to check prices, shipping fees, and customer reviews before purchasing.
Ammo Types and Price Breakdown
Brand | Type | Grain | Velocity (fps) | Price (20 rds) |
---|---|---|---|---|
Sellier & Bellot | FMJ Subsonic | 200 | ~1,060 | $32.99 |
Hornady | SST Supersonic | 125 | ~2,200 | $45.99 |
Federal Premium | Tactical Bonded | 120 | ~2,100 | $42.99 |
Barnes | VOR-TX (Hunting) | 110 | ~2,350 | $49.99 |
Prices fluctuate based on demand and supply chains. For bulk purchases, some stores offer 100-round and 200-round packs.
Legal Considerations in Canada
While 300 Blackout is not prohibited in Canada, there are important legal points:
- Must hold a valid PAL (Possession and Acquisition License)
- Ammo can only be used in firearms registered to the owner
- Transport laws require proper storage in vehicles
- Provincial hunting regulations may vary
Always check with your local CFO (Chief Firearms Officer) for up-to-date rules.
Expert and User Reviews
From Firearms Instructors:
“300 Blackout is fantastic for urban environments. Quiet, compact, and effective. But it’s not a long-range round.”
From Canadian Gun Forums:
“Ammo is more expensive, but worth every penny when you shoot suppressed. Great performance under 300 meters.”
“I switched to 300 BLK for deer hunting. Subsonic rounds didn’t scare off other animals after the first shot.”
Buying Tips for Beginners
- Match ammo to your rifle (subsonic vs. supersonic)
- Avoid mixing .223 and .300 BLK to prevent accidents
- Buy in bulk to save money
- Track sales from major retailers during hunting season
Final Thoughts: Should You Buy 300 Blackout in Canada?
If you’re looking for a round that performs exceptionally in short barrels, supports suppressed shooting, and adds power compared to 5.56, 300 Blackout for sale Canada is a category worth investing in. Though pricier and sometimes harder to find, its tactical advantages are hard to ignore.
In the end, the 300 Blackout is a powerful addition to any Canadian shooter’s arsenal—as long as you’re aware of its limits and ready to pay a bit more for performance.
Ready to buy? Explore trusted online stores and compare today’s deals.