Product Features & Specifications Colt Mfg CR6920MPSFDE M4 Carbine 5.56x45mm NATO 30+1 16.10", Black Rec, FDE Magpul Furniture, SL Carbine Stock & Grip, Vertical Grip, MBUS Rear Sight This Semi-Automatic Colt Carbine is the standard by which all Modern Sporting Rifles and Law Enforcement Car
