Nuc Plastic Entrance Disc
Use this plastic disc entry to control the traffic flow of your hive. These work especially well on nucs. Center punched hole for easy mounting with a screw (not included) allows you to easily turn it to one of three choices: the open hole to allow all bee traffic flow, the single queen excluder slot to keep the queen inside the hive, or ventilation holes to use during transport. This entrance disc measures 2" wide.