M4 Barrel question?
Trying to build an M4A1. Anyone have the barrel shown below? Accuracy? Thanks!!
www.midwayusa.com
Colt M4 Heavy Barrel AR-15 Pistol 5.56x45mm 14.5 1 7 Twist SOCOM
The Colt M4 Heavy Barrel features a true 5.56x45mm NATO Chamber for use with both commercial and military surplus ammunition, while the 1 in 7"…
www.midwayusa.com
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