Description
4150 Chromoly Steel
M4 Contour Profile
M4 Feed Ramps
5.56/.223 Chambered in 5.56x45mm
Markings Spiral Engraved Near Break
Carbine Length Gas System
1:7 Twist
.750 Gas Platform System
Black Nitride Coating
1/2 by 28 Thread
Made in the USA
