 The M9 was used by many countries but not the United States as there was sufficient M2 and M3 production for U.S. needs . Th UK leased some half @-@ tracks to Free France and other governments @-@ in @-@ exile . The Soviet Union received supplies directly . Following World War II , the second hand market was a source of supply for some countries , including Israel . M9 half @-@ tracks were provided under the Military Aid Program ( MAP ) to the following countries : 
