Works with flow hive brood box. Fits Imperial Box (tool Length: 360mm or 14-3/16"). Our 9 Frame Spacer will fit standard Imperial 10 frame boxes 16 x 20, and is a true multi-tool for the beehive: frame spacer, mouse guard, entrance adjuster, bee rake, and more. .062 304 Stainless Steel for extreme durability. Made in Minnesota, Made in the USA.
