Description: Bee Hive Nuc Box Entrance disk is used on a nuc box where there is a round entrance hole The 3 quarters of the entrance disk serve different purposes and can be rotated to enable their selection Features: provide ventilated closure of the entrance during transportation, allow all bees to enter or leave the nuc, allow only worker bees to enter/leave The disk can be rotated to so that the correct quarter covers the nuc entrance hole Round shape nest gate, made by durable stainless steel, essential for beekeeping Specification: Material: Stainless Steel Size( Diameter ): Approx.12mm/ 0.47inch Color: Silver Package Includes: 1x Beehive Nuc Box Entrance Gate