4150 Chromoly Steel10.5" Length Contour Profile M4 Feed Ramps 5.56/.223 Chambered in 5.56x45 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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10.5" 5.56MM 1:7 TWIST CONTOUR 4150 BARREL

  • Product Code: BAR-10.5
  • Availability: In Stock
  • $149.95
  • $127.46