Description
Item Description
Bryant Ridge Co. is pleased to present this awesome semi-automatic pistol today for a penny-start auction, this is the CMMG Banshee Mk4.
SPECIFICATIONS:
Manufacturer: CMMG
Model: Banshee Mk4
Serial: BOD10606
Caliber: 4.6x30mm
Finish: Black
Barrel Length: 10" with Muzzle Break
Optics/Sights: No Sights with Optic Ready Rail
Stock/Grips: Black Polymer Pistol Grip with Adjustable Pistol Brace
Action: Semi-Automatic
Markings: Standard
Bryant Ridge's Analysis:
The CMMG Banshee MK4 chambered in 4.6×30mm is a highly specialized AR-platform pistol engineered to deliver exceptional compactness, low recoil, and high-velocity performance in a modern personal defense configuration. Manufactured by CMMG, Inc., the Banshee MK4 utilizes the company's innovative Radial Delayed Blowback operating system, which reduces felt recoil and enhances reliability while maintaining the familiar ergonomics and controls of the AR platform. Chambered in the unique 4.6×30mm cartridge, originally developed for personal defense weapon applications, the firearm offers flat trajectories, lightweight ammunition, and impressive velocity in a compact package. Built around a forged aluminum receiver set with M-LOK handguards and premium internal components, the Banshee MK4 provides excellent modularity and compatibility with a wide variety of optics and accessories. Its compact dimensions make it highly maneuverable in confined spaces, while the AR-style controls allow shooters already familiar with the platform to transition seamlessly.
Model: Banshee Mk4
Serial: BOD10606
Caliber: 4.6x30mm
Finish: Black
Barrel Length: 10" with Muzzle Break
Optics/Sights: No Sights with Optic Ready Rail
Stock/Grips: Black Polymer Pistol Grip with Adjustable Pistol Brace
Action: Semi-Automatic
Markings: Standard
Bryant Ridge's Analysis:
The CMMG Banshee MK4 chambered in 4.6×30mm is a highly specialized AR-platform pistol engineered to deliver exceptional compactness, low recoil, and high-velocity performance in a modern personal defense configuration. Manufactured by CMMG, Inc., the Banshee MK4 utilizes the company's innovative Radial Delayed Blowback operating system, which reduces felt recoil and enhances reliability while maintaining the familiar ergonomics and controls of the AR platform. Chambered in the unique 4.6×30mm cartridge, originally developed for personal defense weapon applications, the firearm offers flat trajectories, lightweight ammunition, and impressive velocity in a compact package. Built around a forged aluminum receiver set with M-LOK handguards and premium internal components, the Banshee MK4 provides excellent modularity and compatibility with a wide variety of optics and accessories. Its compact dimensions make it highly maneuverable in confined spaces, while the AR-style controls allow shooters already familiar with the platform to transition seamlessly.
The combination of the Radial Delayed Blowback system and the relatively mild recoil characteristics of the 4.6×30mm cartridge results in fast follow-up shots and excellent controllability. In practical use, the CMMG Banshee MK4 has earned a reputation for innovative engineering, reliability, and outstanding handling characteristics, appealing to enthusiasts who appreciate cutting-edge designs and uncommon chamberings. Today, it stands as one of the most distinctive offerings in the modern AR market, blending advanced operating technology with the versatility and customization potential that have made the AR platform so popular.
Return Policy:
We gladly offer a 3-day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Return Policy:
We gladly offer a 3-day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Shipping Details
Handgun Standard Shipping with Insurance $50.00
Long Gun Standard Shipping with Insurance $70.00
Any orders placed with magazines that are not compliant with your state, county, or city regulations will not ship with your order.
We strive to ship orders within the close of the following business day after payment and documentation is received.
Payment Details
We accept all forms of Payment including Personal Check, Business Check, PO Money Orders, Certified Check, Etc.
Please note we place a 7 business day hold on shipment, for all non-certified payments.
Payment MUST be received within 14 days.
Return Policy
We gladly offer a 3 day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Additional Details
Our #1 priority is customer satisfaction. We want to build a lasting trust in the relationship with our customers, so that you will always look to us for all your firearms needs. If you have any issues with your transactions please contact us, and we will work with you to resolve any issues you may have. We greatly appreciate your trust in us and we look forward to fulfilling all your future firearm needs.
Bryant Ridge also reserves the right to cancel any sales that may occur while gunbroker.com is experiencing technical issues that affects the entire site or a complete site outage, within an hour of the auction ending.
We have an amazing inventory of classic and collector firearms that we are adding to Gunbroker daily. Stay up to date on all of our latest auction by adding us to your favorite sellers list.
About Us
From a small town hobby, to a leader in the investment and collector grade firearms industry. Bryant Ridge Firearms is here to offer the best in quality and customer service when you are looking to unload your collector grade firearm collection. 
Additional Information
GunbrokerLink: |
https://www.gunbroker.com/item/1185893826 |
BidPrice: |
0.01 |
AuctionEndDate: |
2026-07-12 21:00:00 |
CurrentBid: |
580 |
SoldOutTime: |
2026-07-12 17:23:20 |
