CMMG 14.5" M4 AR-15 Barrel Assembly 5.56mm Pinned A2

CMMG, Inc.
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Perfect for building your custom AR-15 upper group. Comes with properly installed M4 barrel extension, barrel nut, hand guard cap, pinned F marked front sight base, sling loop, front sight post, and Pinned and welded Extended A2 Flash Hider. All barrel assemblies are properly headspaced.

Features and Specifications:
Manufacturer Number: 55D9C85
14.5", 16" with Pinned and Welded Extended A2 Flash Hider
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
F Marked Front Sight Base