Completely assembled Wood Queen Rearing Frame for B.S. National.
New brood sized frame design holds two queen cell bars.
Easy to use, grafted cells are pushed into the frame and turned to lock them in place, the distance between the rows of bars allows the use of rollers QR116, if you are not sure the age of your grafts then after 5 days ( 4 day+ old graft + 5 days to allow for all the cells to be sealed add the rollers.
**Frame Only - Cell Bar and Cell Cups sold separately.