Yup...the mortar is in a recoiling turntable...that is to say it is not dismountable in any usable fashion. The mortar uses data from the vehicle GPS and compares it to its own GPS...It also tracks its own asimuth. It knows where it is and where it is pointed relative to the vehicle.


[img width=700 height=465]http://img339.imageshack.us/img339/4554/badass015litebg1.jpg[/img]