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CMMG 55BB40BAB Resolute MK4 5.56x45mm NATO 16.10″, Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)
Enhance your AR-Platform with the CMMG 55BB40BAB Resolute MK4 Upper Group. Chambered in 5.56x45mm NATO, this 16.1” upper features a durable Armor Black finish and an M-LOK free-float handguard for optimal customization. With a 1-7 rate of twist, it delivers precision and reliability, making it an essential component for your next build. Please note, this upper group does not include a BCG or charging handle, allowing you to personalize your setup further.
| UPC | 810103473461 |
|---|---|
| Manufacturer | CMMG |
| Manufacturer Part Number | 55BB40BAB |
| Action | .223 REM/5.56 NATO |
| Barrel Finish | MATTE BLACK |
| Barrel Length | 16.1" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Color | Black |
| Length | 16.1'' |
| Rate of Twist | 1-7 |
| Style | Assembled |
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