Plastic round entrance 125mm

This rotating disc has four positions: open position, closed position, ventilation, queen excluder.

When placed in the inner cover, it is used in queen rearing and soaring hive handling methods. It is even valid for mini queen fertilization nuclei, since it allows, depending on their position, to play with the exit of bees or bees and queens and / or bees, queens and drones.

Available in different colors. Diameter 125 mm.