 A number of deficiencies were listed and the testing authority stated that, although the AR-18 had military potential, it needed further development.In 1968, dissatisfied with efforts to market the AR-18, Arthur Miller left ArmaLite.Instead, the AR-180 was sold on the civilian market, while the AR-18 sold in small quantities to police and law enforcement organizations, as well as armies and security forces of nations such as Botswana, Haiti, Malaysia and Swaziland.