The LWRCI ICDI .350 Legend 16? Direct Impingement Patriot Brown Upper is a premium AR-pattern upper receiver built to chamber the straight-wall .350 Legend cartridge, ideal for hunting in straight-wall legal states and versatile range or field builds. It features LWRC International’s Direct Impingement system with Keyless Bolt Carrier Design, a 16.1-inch cold-hammer-forged barrel with a 1:16? twist rate, and a 9/16?-24 TPI threaded muzzle for muzzle devices or thread protectors. Finished in Patriot Brown Cerakote, the upper includes a free-float M-LOK handguard for easy accessory mounting and an ambidextrous charging handle. Designed to pair with any mil-spec AR-15-pattern lower, this upper delivers the reliability and craftsmanship LWRCI is known for while allowing you to customize your rifle platform exactly how you want it. LWRC International LWRCI ICDI 350 Legend 16" Bbl Direct Impingement Patriot Brown Upper ICDIU35PBC16LML