Description
• 4150 Chromoly Steel
• M4 Contour Profile
• M4 Feed Ramps
• 5.56/.223 Chambered in 5.56×45
• Markings Spiral Engraved Near Break
• Carbine Length Gas System
• 1:7 Twist
• .750 Gas Platform System
• Black Nitride Coating
• 1/2 by 28 Thread
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