Colt LE6933 Upper Reciever Kit 5.56 Nato 11.5 in. Black

The Colt M4 complete upper assembly delivers compact handling, reliable operation, and consistent accuracy in a rugged AR-compatible platform. It features an 11.5-inch chrome-lined barrel with a 1:7 twist rate, direct gas operating system, and flat top receiver for versatile optic and accessory mounting. Chambered in 223 Rem and 556 NATO, this assembly includes a complete bolt carrier assembly, charging handle, and adjustable iron sights. Precision construction and durable materials ensure dependable performance in demanding environments.