The Hirtenberger Defence Systems (HDS) Company is a worldwide active developer, manufacturer and provider of mortar systems. The product range, consisting of mortar ammunitions, weapon systems, auxiliary field equipment, aiming and sighting systems illustrates the variety of technologies and know-how used by HDS . The outstanding performance of HDS mortar systems is a result of the combination of several key technologies and know-how how to synchronize the developments of mortars and corresponding mortar ammunition.