7.62x39

The Radical Firearms FR-16 7.62×39  AR rifle uses MIL-STD Upper and lower receivers along with a 12″ MHR free float rail system for increased accuracy, keeping your hands cool, and giving you plenty of room for accessories. Regardless if it’s your first or fiftieth, a  Radical Firearms FR-16 7.62×39 rifle will not disappoint!