▼ 21% off
CMMG MR 12.5" 5.56 NATO Multi Role Barrel Sub-Assembly Black
$140.99 21% off MSRP 2 in
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Specifications
Caliber
Brand
Model
MR
MPN
55DDF0A
UPC
815835016221
MSRP
$178.69
Barrel Length
12.5"
Finish
Nitride
Fits
AR-15 (M4 extension)
Color
Black
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