CMMG’s Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension.
CMMG 55DC70A Barrel Sub-Assembly 5.56x45mm NATO 16.10″ Black Nitride Finish
CMMG 55DC70A Barrel Sub-Assembly 5.56x45mm NATO 16.10″ Black Nitride Finish 4140 Chromoly Steel Material Midlength with Medium Taper Profile for AR-15
| UPC | 815835016153 |
|---|---|
| Manufacturer | CMMG |
| Manufacturer Part Number | 55DC70A |
| Product Type | Rifle |
| Rate of Twist | 1:7" |
| Model | Barrel Sub-Assembly |
| Length | 16.10" |
| Caliber/Gauge | .223 REM/5.56 NATO |
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