Radian Model 1 AR-15 Complete Upper Receiver 6mm ARC 18" Barrel Black

The design philosophy behind the Radian Model 1 is simple: use the highest quality raw materials, most precise CNC machining equipment, and best components available to create a weapon that seamlessly blends form and function. Beyond quality and aesthetics, the Model 1 features fully ambidextrous controls, adding much-needed utility for both left and right handed shooters. Every Model 1 is assembled by hand, one at a time, by a trained gunsmith who inspects, test fires, and cleans the weapon to