. . . . . "The Pneumatic Valve and Rod rifle also known as UDMC PVAR rifle is Filipino assault rifle, manufactured by United Defense Manufacturing Corporation, and is a variant of the Armalite AR-15 and M16 rifle.The rifle uses the Pneumatic Valve and Rod system, which was created as a more reliable design than the traditional direct gas impingement system of the AR-15 family."@en . . "Pneumatic Valve and Rod rifle(assault rifle)"@en . . "1.006"^^ .