The innovative design of these models combines LWRCI's expertise in the time-tested AR platform with a groundbreaking chamber ring delayed blowback operating system, delivering a distinct Pistol Caliber AR shooting experience. built from the ground up to accommodate US-manufactured Glock magazines, the IC-9 is chambered in 9mm and features the same ambidextrous controls and performance attributes found in LWRCI's premium gas-piston AR lineup. LWRCI's dedication to craftsmanship and design excellence is evident in the new IC-9 models. These firearms deliver the high performance that discerning shooters demand, along with the quality and innovation that customers have come to expect from LWRCI. Constructed from advanced aluminum and steel alloys and protected with hard-coat anodizing, ferritic nitrocarburization and nickel-boron surface treatments, the IC-9's MonoForge Upper Receiver with integrated rail-base is both lighter and stronger than standard pattern uppers. Coined Forgings are struck, heat-treated and struck again for precise dimensional accuracy and a superior surface finish.