The LWRCI ICDI .350 Legend 16″ Direct Impingement Tungsten Grey Upper is a premium AR-pattern upper receiver built to chamber the straight-wall .350 Legend cartridge on any mil-spec lower. It features LWRC International’s Direct Impingement operating 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 attaching muzzle devices or thread protectors. The unit includes a one-piece free-float M-LOK handguard for versatile accessory mounting, an ambidextrous charging handle, and a durable Tungsten Grey Cerakote finish for corrosion resistance and a tactical look. Designed for rugged performance and modular customization, this upper brings modern accuracy and reliability to your AR build.