sentences:  When used in a light machine gun role, the ammunition belt is stored in a sheet metal container that has a 50-round capacity and is attached to the left side of the receiver.The feeding mechanism resembles the one used in the MAG machine gun (a simplified version of the MG 42's feed system) operated with a feed arm driven by the motion of the striker sleeve.The belt is fed in two stages during both the forward and rear movement of the bolt assembly.