CMMG 14.5" M4 Barrel Sub-Assembly 5.56mm 55D9C0A

CMMG, Inc.
815835015286
55D9C0A
ARR-118-079
$199.97
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Typically ships the same business day when ordered before 4pm CST.
Perfect for building your custom AR-15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Features and Specifications:
Manufacturer Number: 55D9C0A
14.5"
M4 Profile
4150 Chrome Moly Vanadium
Chrome Lined
Maganese Phosphate Coated
1:7 Twist
5.5645 NATO Chamber
Threaded 1/2-28
Carbine length gas port
.750" Gas Journal