This Little Giant® entrance reducer will help control ventilation and keep out pesky robbers designed to fit a 10-frame Langstroth
hive, this reducer will work with either a solid or screen bottom board. Made of solid pine and cut with two notches to provide two
different entrance sizes. Simply place the reducer beneath the bottom brood box to create the entrance size desired. Works with
either a solid or screened bottom board. Helps control ventilation and keep out pesky robbers.