CMMG 55DE10A BRL 16.1 M4 4140CM 556
$179.99
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CMMG 55DE10A BRL 16.1 M4 4140CM 556
$179.99
CMMG 55DE10A Barrel Sub-Assembly 5.56x45mm NATO 16.10" Black Nitride Finish 4140 Chromoly Steel Material Carbine Length with M4 Profile for AR-15
CMMG's Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension.