sentences:  There the grenade is extracted from the belt and
  pushed downwards, to align with the barrel.Empty cartridge cases are ejected through an opening at the bottom of the AGL
  
  Due to the parabolic trajectory path of the 40mm grenades used, it is possible to use the Y3 against a target that is out of the user's direct sight (such as over cover or obstacles, or around corners; up to an elevation of 60 degrees).This indirect fire mode is, however, only realistically feasible during combat situations if the coordinates of its target are already known (for instance, calculated from a forward observation post); as otherwise the unit acts as a mortar (albeit with a relatively smaller lethal radius).