CMMG Resolute MK57 5.7x28mm 16.1'' Armor Black Rifle - 57A230FAB (UPC 810144728278)
Unleash hyper-velocity performance with the CMMG Resolute MK57 – chambered in 5.7x28mm, 16.1'' barrel, Armor Black Cerakote, model 57A230FAB, UPC 810144728278. This dedicated 5.7 AR rifle blends FN Five-seveN ballistics with AR ergonomics – flat-shooting, low recoil, high capacity for defense, plinking, or competition.
Premier Features of the Resolute MK57
- 16.1'' CMV Barrel: 1:9 twist optimizes 27-40gr projectiles to 2500+ fps.
- Armor Black Cerakote: Lasting finish resists scratches and elements.
- EML 13'' M-LOK Handguard: Slim, modular rail with top Picatinny.
- Radial Delayed Blowback: CMMG's RDB system tames recoil, reliable cycling.
- Ambi Controls: Last-round bolt hold-open, right-side safety/bolt release.
- Adjustable Gas Block: Tune for suppressors or loads.
- Enhanced Lower: Magpul furniture, 30-round 5.7 mag compatible.
Redefine 5.7x28 Shooting
5.7mm penetrates like 9mm AP with rifle speeds – MK57 makes it AR-simple. "Laser beam accurate, soft as 9mm!" raves a defender. Outclasses pistols, rivals carbines.
Hot for CMMG MK57 5.7 rifle, Resolute 16.1 5.7x28, 57A230FAB, and Armor Black AR57. UPC 810144728278 – future-proof.
Rigorous Specifications
| Specification | Details |
|---|
| Model Number | 57A230FAB |
| UPC | 810144728278 |
| Caliber | 5.7x28mm |
| Barrel Length | 16.1 inches |
| Twist | 1:9 |
| Operating System | Radial Delayed Blowback |
| Handguard | 13'' EML M-LOK |
| Finish | Armor Black Cerakote |
| Weight | 6 lbs 3 oz |
Owner Enthusiasm
"5.7 rifle perfection – CMMG nailed it!" – Speed Shooter Sam, AZ
"Flat trajectory, fun factor 10/10." – Home Defend Her, WA
Enter the 5.7 Revolution
The CMMG Resolute MK57 57A230FAB redefines high-velocity rifles. Armor Black beauty meets ballistic brilliance – claim yours!
Velocity without compromise!
The End