Description
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: 55DDF0A
12.5″
Multi Role Profile
4140 Chrome Moly
Salt Bath Nitride Finish inside and out
1:7 Twist
5.5645 NATO Chamber
Threaded 1/2-28
Carbine length gas port
.750″ Gas Journal
| Barrel Length | 12.5 |
|---|---|
| Caliber | 5.56 |
| Condition | New in Box |
| Finish Per Color | Black |
| Manufacturer | CMMG |
| Manufacturer Part Number | 55DDF0A |
| Model | MR Barrel |
| Type | AR Barrels |
| UPC | 815835016221 |
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