Chevron down icon Chevron down icon Zoom icon Click to expand Tap to zoom 8 Frame Entrance Reducer 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Sale $2.89 | / The Entrance Reducer fits snugly in the opening between the bottom board and your first brood chamber to control the size of the entrance to the hive. Compatible with 8 Frame equipment only. 12 ½" x ¾" x ¾"