CMMG Banshee Mk57 Radial Delayed Blowback 5.7x28mm FN Cerakote Standard Pistol
Capacity: 20+1 · Barrel Length: 8 inches
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Specifications
Action Semi-Automatic
Ambidextrous Safety Yes
Barrel Length 8 inches
Caliber / Gauge 5.7x28mm FN
Capacity 20+1
Finish Cerakote Standard
Grip CMMG ZEROED polymer pistol grip
Grip Safety No
Magazines Included 1
Manual Safety Yes
Optic Ready Yes
Overall Length 23.7 inches
Threaded Barrel Yes
Trigger Safety No
Weight 5.2 pounds
Description
Product Overview
The CMMG Banshee Mk57 is a compact 5.7x28mm FN AR-style pistol built around CMMG’s radial delayed blowback operating system. Its 8-inch salt bath nitrided barrel is paired with a ZEROED linear compensator and a 1/2x28 muzzle thread for flexible muzzle-device compatibility. The forged aluminum Mk57 lower receiver, billet aluminum upper receiver, EML7 M-LOK handguard, ambidextrous charging handle, and six-position extension create a practical configuration for handling and accessory setup. A ZEROED single-stage drop-in trigger, ambidextrous safety selector, CMMG ZEROED pistol grip, and RipBrace complete the package, which includes one 20-round ProMag magazine.
Key Features
- 5.7x28mm FN chambering with 20+1 capacity
- Radial delayed blowback operating system for controlled cycling
- 8-inch 4140CM salt bath nitrided barrel with 1:9 twist
- 1/2x28 threaded muzzle with CMMG ZEROED linear compensator
- CMMG EML7 M-LOK handguard for modular accessory placement
- ZEROED drop-in single-stage trigger for a consistent trigger pull
The CMMG Banshee Mk57 combines compact handling, modern controls, and radial delayed blowback performance in a ready-to-configure 5.7x28mm FN pistol.
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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- SKU:
- 57A340FAB
- UPC:
- 810148624378
- BUDS ID:
- 166435
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505
Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876
Uncle Lee's - Greenville, KY
820 Main St, Greenville, KY 42345
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| Action | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic |
| Ambidextrous Safety | Yes | Yes | Yes | Yes | Yes |
| Barrel Length (in.) | 8.0 | 8.0 | 8.0 | 8.0 | 5.0 |
| Caliber / Gauge | 5.7x28mm FN | 5.7x28mm FN | 5.7x28mm FN | 10mm | 5.7x28mm FN |
| Capacity | 20 | 32 | 20 | 15 | 32 |
| Finish | Cerakote Standard | Cerakote Standard | Cerakote | Cerakote Standard | Cerakote Standard |
| Manual Safety | Yes | Yes | Yes | Yes | Yes |
| Optic Ready | Yes | Yes | Yes | Yes | Yes |
| Overall Length (in.) | 23.7 | 23.7 | 23.7 | 23.8 | 20.9 |
| Threaded Barrel | Yes | Yes | Yes | Yes | Yes |
| Weight (lbs) | 5.2 | 5.0 | 4.8 | 5.5 | 4.6 |
| Actions | Current Item |
