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Mfg Item #: 55DE10A
CMMG's Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension.
| Type | Rifle |
|---|---|
| Model | Barrel Sub-Assembly |
| Twist | 1:7" |
| Finish | Nitride |
| Length | 16.10" |
| Series | M4 |
| Sights | None |
| Barrel Type | Carbine Length |
| Barrel Features | M4 Profile |
| Caliber Or Gauge | 223 Remington/5.56 NATO |