The LE6940 and LE6945 Upper Receiver Groups offer and upgrade over the traditional M4 setup. The LE6940 features Colt's monolithic upper receiver, which provides a one piece Picatinny top rail and rigid mounting surfaces all around, in addition to a completely free floated barrel. Built-in flip-up front sight is compatible with most standard height rear sights. Available with 16" or 10.3" chrome lined, 1-7 twist, button rifled barrel. Available with or without a charging handle, bolt carrier group, and back up sights. All NFA rules apply. Mfg: Colt
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Colt M4 5.56 Complete Monolithic Upper Receiver Groups
$969.99
Buy product SKU: 160000387 Categories: Rifle Parts, Receiver Parts, Receivers Tags: 15, 16, 87, AR-15, AR;Cartridge=5.56 mm NATO;Color=Black;Contour=Carbine;Finish=Anodized;Length=16";Make=AR-15;Make/Model=AR-15;Muzzle=1/2-28;Style=Complete;Twist=1-7, AR;Cartridge=5.56 mm NATO;Color=Black;Finish=Anodized;Length=16";Make=AR-15;Make/Model=AR-15;Style=Complete, AR;Cartridge=5.56 mm NATO;Finish=Black;Length=11.5";Make=AR-15;Make/Model=AR-15;Muzzle=1/2-28;Style=Complete;Twist=1-7, AR;Cartridge=5.56 mm NATO;Finish=Black;Length=14.5";Make=AR-15;Make/Model=AR-15;Muzzle=1/2-28;Style=Assembled;Twist=1-7, AR;Cartridge=5.56 mm NATO;Finish=Black;Length=16";Make=AR-15;Make/Model=AR-15;Style=Complete, AR15, COLT, COMPLETE, LE6940CK, PG3PG, RECEIVER, Receivers, RECEVIER, UPPER