The LWRCI ICDI Discovery 5.56 NATO 16? Direct Impingement M-LOK Tungsten Grey Rifle is a semi-automatic AR-style firearm built on LWRC International’s proven direct impingement system and finished in Tungsten Grey Cerakote for corrosion resistance and tactical styling. Chambered in 5.56 NATO, it sports a cold-hammer-forged 16.1-inch barrel with a 1:7? twist and a 1/2?-28 TPI threaded muzzle with an A2 flash hider, providing reliable accuracy with a wide range of bullet weights. The rifle features a free-float M-LOK handguard, Magpul MOE+ grip, adjustable LWRCI compact stock, fully ambidextrous controls, and an optic-ready top rail, making it versatile for range use, duty applications, or general-purpose shooting. With a high-capacity magazine included and balanced handling, the Discovery Tungsten Grey model blends rugged performance with modern ergonomics and durable finish. LWRCI ICDI Discovery 5.56 NATO 16" Bbl Direct Impingement M-LOK Tungsten Grey Rifle ICDIR5TG16MLE