CMMG 55BB40BMB Resolute MK4 5.56x45mm NATO 16.10 Midnight Bronze MLOK FreeFloat Handguard for ARPlatform No BCG or Charging Handle
CMMG
$636.67
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CMMG
CMMG 55BB40BMB Resolute MK4 5.56x45mm NATO 16.10 Midnight Bronze MLOK FreeFloat Handguard for ARPlatform No BCG or Charging Handle
Top off your next build with this RESOLUTE Mk4 Upper Group. Chambered this upper group is a staple for any collection and comes ready to pair with the AR15 lower group of your choice.
| Brand | CMMG |
| Category | Uppers |
| Series | MK4 |
| Model | Resolute |
| Caliber | 5.56x45mm NATO |
| Barrel Length Range | 16" to 16.99" |
| Firearm Fit | AR-Platform |
| Gun Platform | AR-Style |
| Firearm Type | AR Platform |
| Handguards | M-LOK |
| Thread Pattern | 1 / 2"x28 |
| Barrel Length | 16.10" |
| Receiver Finish | Midnight Bronze |
| Handguard Finish | Midnight Bronze |
- Caliber:
- 5.56x45mm NATO
