Product Features & Specifications Colt Mfg LE6920OEM1 M4 Carbine 5.56 NATO Caliber with 16.10" Barrel, 30+1 Capacity, Black Metal Finish, Black Polymer Grip Right Hand The Colt LE6920 features a 16.1" chrome-lined barrel with a 1:7" twist, an adjustable-post front sight. It has a matte black met
