C-RAM is an initiative taken in response to an operational needs statement made by the Multinational Force Iraq (MNF-I). The directive arose in response to the increasing number of casualties caused by attacks using rockets, artillery, and mortars in Iraq. The land-based Phalanx B was subsequently deployed in Iraq in the summer of 2005. It protects the Green Zone and Camp Victory in Baghdad, Logistics Support Area Anaconda in Balad, Iraq, and is also deployed by the British Army in southern Iraq.
Israel is considering buying the system to counter rocket attacks and defending point military installations. Each system costs $15 million, and uses a 20 mm M61A1 Gatling gun firing 3,000 or 4,500 M-246 or M-940 rounds per minute. The shells are fused to self-destruct in the air.
Initial military units to deploy C-RAM were: