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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 | AR-15 |
Twist | 1:7" |
Finish | Black Nitride |
Length | 16.1" |
Series | M4 |
Barrel Type | Chrome-Lined Chrome Moly Vanadium |
Barrel Features | 1/2"-28 tpi |
Caliber Or Gauge | 223 Remington/5.56 NATO |