transport. A central sensor unit/C4I controls two 35 mm revolver guns and one or two missile launchers as an option. High-Res: http://www.rheinmetall-defence.com/i...ield_45_gr.jpg Skyshield is a modular , light weight, short range air defense (SHORAD) system developed by the Swiss corporation Oerlikon Contraves . The successor to the Skyguard defense system, Skyshield