Toner refill cartridge with structure for preventing toner discharging part from being blocked by weight part

A toner refill cartridge, comprising:

• a body including a toner chamber to contain toner and a toner discharging portion having an entrance connected to one end of the toner chamber in a length direction and an exit to discharge toner outside of the toner refill cartridge;
• a plunger movable in the toner chamber in the length direction to push the toner through the toner discharging portion to the outside of the toner refill cartridge;
• a weight part movable in the toner chamber and having a shape which prevents the weight part from passing through the entrance;
• a first weight part container divided from the toner discharging portion via a barrier, having a first depth which is equal to or greater than a diameter of the weight part, and provided in parallel to the toner discharging portion;
• a second weight part container having a second depth less than the first depth, provided from the entrance toward the exit such that the second weight part overlaps at least a portion of the entrance and at least a portion of the first weight part container;
• and
• a communication port to provide a passage between the first weight part container and the toner discharging portion.