The CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black brings the punch of 10mm Auto into a compact, easy-handling platform that works for home defense, range fun, and even backcountry carry. Built around CMMG’s Radial Delayed Blowback system, this pistol cycles smoothly and reliably while taming the 10mm’s stout recoil. The 8-inch threaded barrel lets you add a suppressor or compensator, and the Armor Black finish keeps it looking sharp through years of use. If you want a pistol-caliber AR that hits harder than 9mm without the weight of a rifle, this is your setup.
| Manufacturer | CMMG (per manufacturer specs) |
|---|---|
| Model | Banshee Mk10 |
| Material | Billet aluminum upper and lower receivers, 7075-T6 forged components |
| Compatibility | 10mm Auto ammunition; accepts standard AR-style pistol grips and stocks (with buffer tube adapter) |
| Finish | Armor Black hardcoat anodized |
| Weight | 5.3 lbs (per manufacturer specs) |
| Condition | New |
Key Features
- Radial Delayed Blowback System – Why it matters: This CMMG-exclusive design delays the bolt opening just long enough for chamber pressure to drop, reducing felt recoil and keeping the action cleaner than direct blowback pistols. You get smoother shooting and less carbon in the receiver.
- 8-Inch Threaded Barrel – Why it matters: The 1/2×28 threads let you attach a suppressor, muzzle brake, or compensator without a gunsmith. That means quieter shooting at the range or reduced muzzle rise during rapid fire.
- CMMG ZEROED Controls – Why it matters: The safety selector, bolt catch, and takedown pins are all optimized for consistent ergonomics across CMMG rifles and pistols. Your muscle memory stays the same whether you’re shooting a Banshee or a CMMG rifle.
- EML7 M-LOK Handguard – Why it matters: The 7-inch free-float handguard gives you ample rail space for lights, lasers, or grips, and the M-LOK slots keep attachments secure without adding bulk. It stays cool under rapid fire, too.
- Compact Pistol Length – Why it matters: With an overall length of 17.5 inches, this pistol fits in a small safe, a backpack, or a vehicle console. You get rifle-like accuracy in a package that’s easy to maneuver indoors or in tight spaces.
Who It’s For
This CMMG Banshee Mk10 is for the shooter who wants more stopping power than 9mm but still wants a compact, easy-to-control platform. It’s ideal for home defense where overpenetration is a concern—the 10mm expands reliably at pistol velocities and drops energy fast. It also works great for range plinking, competition (think USPSA or Steel Challenge), and as a truck gun for hunters or off-roaders. Beginners will appreciate the low recoil of the delayed blowback system, while experienced shooters will love the 10mm’s flat trajectory and energy.
Pros & Cons
- Pro: Radial Delayed Blowback makes 10mm feel like shooting 9mm—less muzzle flip and faster follow-up shots.
- Pro: Threaded barrel opens up suppressor use without needing a special model.
- Pro: ZEROED controls mean you can swap parts with other CMMG guns without re-learning the layout.
- Con: The 8-inch barrel limits muzzle velocity compared to a 16-inch carbine, so you lose about 100-150 fps with standard 10mm loads. That said, it’s still more powerful than 9mm from a similar barrel length.
Comparison
| Feature | CMMG Banshee Mk10 8″ | Zev Technologies OZ9C 9mm | Agency Arms AOS 2011 9mm |
|---|---|---|---|
| Caliber | 10mm Auto | 9mm | 9mm |
| Barrel Length | 8″ threaded | 4.5″ | 5″ |
| Operating System | Radial Delayed Blowback | Striker-fired | 1911-style |
| Weight | 5.3 lbs | 1.8 lbs | 2.1 lbs |
| Price | $1,599 | $1,899 | $2,200+ |
| Best For | Home defense, suppressor use, high-energy pistol | Concealed carry, competition | Competition, custom build |
While the Zev and Agency pistols are excellent for 9mm carry and competition, the CMMG Banshee Mk10 gives you a larger caliber and a long-barrel platform that’s more comfortable for target shooting and home defense. It’s also significantly lighter than a traditional 10mm carbine.
FAQ
Is the CMMG Banshee Mk10 legal to own in my state?
This pistol is legal in most states, but some have restrictions on AR-style pistols, threaded barrels, or magazine capacity. Check your local and state laws before ordering. We recommend consulting with your local FFL dealer.
Can I use a brace on this pistol?
Yes, the buffer tube is a standard pistol tube, so you can attach an arm brace (like an SB Tactical or SBA3) without any modification. CMMG designed the Mk10 for brace compatibility. Always follow current ATF regulations regarding braces.
What kind of accuracy can I expect?
At 25 yards, you should expect groups around 1.5 to 2 inches with quality 10mm ammo. The 8-inch barrel and free-float handguard help maintain consistency. For a pistol-caliber AR, that’s very respectable.
Does the 10mm have more recoil than 9mm?
Yes, but the Radial Delayed Blowback system reduces the sharp impulse you feel in direct blowback pistols. Most shooters say it feels like a mild .40 S&W or a hot 9mm. It’s very manageable for new shooters.
Ready to Buy?
This CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black ships fast and comes with a 30-day return guarantee. Add it to your cart now—your family’s safety and your range time will thank you. Browse all AR Pistols or check out our 10mm ammo to pair with this build.
- ✓ Nationwide delivery (all 50 states)
- ✓ Ships 1-2 business days
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Last updated: April 2026
FFL Transfer & Firearms Laws for CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black
All firearms, including the CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
Frequently Asked Questions About This Product
Why buy CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is CMMG Banshee Mk10 10mm AR Pistol 8″ Armor Black available now?
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What category does this product belong to?
This product is listed under: AR Pistols.
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Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.




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