CMMG Banshee MkG .45 ACP 5-inch Threaded 13+1
The CMMG Banshee MkG .45 ACP 5-inch Threaded 13+1 is a compact AR-style pistol that brings big-bore stopping power to a platform your whole family can handle. Chambered in .45 ACP, it feeds from Glock-pattern magazines and delivers 13+1 rounds of reliable defense. The 5-inch threaded barrel lets you attach a suppressor or compensator, and the titanium Cerakote finish stands up to hard use. This is a modern pistol-caliber carbine that feels familiar to anyone comfortable with an AR platform.
| Manufacturer | CMMG |
|---|---|
| Model | Banshee MkG |
| Material | Aluminum receiver, steel barrel (per manufacturer specs) |
| Compatibility | Glock-pattern .45 ACP magazines |
| Finish | Titanium Cerakote |
| Weight | 5.8 lbs (per manufacturer specs) |
| Condition | New |
Key Features
- 5-inch Threaded Barrel: Why it matters: You can easily attach a suppressor, compensator, or muzzle brake to tailor the gun to your shooting style or range needs.
- Glock-pattern Magazine Compatibility: Why it matters: Magazines are affordable, widely available, and interchangeable with many popular .45 ACP handguns, simplifying your ammo and gear setup.
- RipBrace Pistol Brace: Why it matters: Provides a stable shooting platform without the legal hassle of an SBR, making it ideal for new shooters and family range days.
- M-LOK Handguard: Why it matters: Lets you attach lights, lasers, or grips exactly where you want them, keeping the gun balanced and ready for any situation.
- Titanium Cerakote Finish: Why it matters: Resists corrosion and wear better than standard coatings, so your pistol looks good and lasts through years of use.
Who It’s For
This pistol is for families who want a compact, easy-to-shoot .45 ACP that everyone can handle. It works for home defense, plinking at the range, or teaching new shooters the AR platform in a manageable caliber. The blowback action is smooth and reduces recoil, making it a good choice for youth shooters learning to manage a pistol-caliber carbine.
Pros and Cons
Pros: Reliable Glock mags, threaded barrel for accessories, compact size fits in a backpack or safe, low recoil for a .45 ACP, durable Cerakote finish.
Cons: Magazine capacity is 13+1, which is lower than some 9mm PCCs. The blowback action can be a bit snappy compared to delayed systems.
Comparison
| Feature | CMMG Banshee MkG .45 ACP | Zev Technologies OZ9C | Agency Arms AOM 9mm |
|---|---|---|---|
| Caliber | .45 ACP | 9mm | 9mm |
| Barrel Length | 5 inches | 4.5 inches | 5 inches |
| Capacity | 13+1 | 15+1 | 17+1 |
| Magazine Type | Glock pattern | Glock pattern | Glock pattern |
| Weight | 5.8 lbs | 2.1 lbs | 2.4 lbs |
| Price | $1,682.45 | $1,499.00 | $2,395.00 |
FAQ
Is the CMMG Banshee MkG .45 ACP 5-inch threaded 13+1 compatible with suppressors?
Yes. The barrel is threaded 5/8×24, which is a common thread pitch for .45 ACP suppressors. You will need a compatible suppressor and, if you choose, a SilencerCo piston or direct thread mount.
Can I use standard Glock 21 magazines with this pistol?
Yes. The Banshee MkG accepts Glock-pattern .45 ACP magazines, including standard Glock 21 magazines. The 13+1 capacity is standard, but extended magazines are available from Glock and aftermarket sources.
What is the difference between the MkG and the standard Banshee?
The MkG platform uses a monolithic aluminum receiver that integrates the barrel and handguard, improving rigidity and accuracy. The standard Banshee uses a separate upper and handguard. The MkG also features a RipBrace and M-LOK handguard standard.
Is this pistol legal in my state?
The CMMG Banshee MkG .45 ACP is classified as a pistol under federal law. State and local laws vary, so check your local regulations regarding barrel length, magazine capacity, and pistol brace configurations. We ship to all 50 states where legal.
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Last updated: April 2026
FFL Transfer & Firearms Laws for CMMG Banshee MkG .45 ACP 5-inch Threaded 13+1
All firearms, including the CMMG Banshee MkG .45 ACP 5-inch Threaded 13+1, 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 MkG .45 ACP 5-inch Threaded 13+1 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 MkG .45 ACP 5-inch Threaded 13+1 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 MkG .45 ACP 5-inch Threaded 13+1?
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 MkG .45 ACP 5-inch Threaded 13+1 available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: AR Pistols.
What tags or features does this product have?
Key features and tags for this product include: .
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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