RADIAN UPPER 18" 6MM ARC GRAY OTB Safe-off feature prevents accidental activation

Safe-off feature prevents accidental activation

The Delta 556 contains no chambers so gas is expelled more forward which reduces the concussion to the shooter although recoil mitigation will feel similar to that of an A2 birdcage

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Switch platform clips to Picatinny rail without tools

RADIAN UPPER 18" 6MM ARC GRAY OTB Safe-off feature prevents accidental activationThe 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