Rounded for beehive, stainless steel, 5 functional, (D = 90 mm) is a valve for limiting the size of a round entrance in a beehive. Made of 0.5mm thick stainless steel round plate. with a diameter of 90mm, in which they are cut
technological holes for ventilation, limiting the dimensions and closing the upper entrance to the hive.

material:
stainless steel 0.5 mm.

dimensions:
thickness - 0.5 mm.
diameter - 90 mm
weight - 0.019 kg.