PSRL-1
The Precision Shoulder-Fired Rocket Launcher-1 ( PSRL-1 ) is an unlicensed modified American clone of Soviet/Russian RPG-7 shoulder-fired rocket-propelled grenade launcher developed by AirTronic USA . 
<triplet> RPG-7 <subj> Soviet <obj> country of origin <subj> rocket-propelled grenade <obj> instance of