Apimaye National Jar Adapter fits Wooden hives perfectly.
Many jars fit this they simply sit within the rings. So you can use small 4oz jars all the way up to larger sizes. 
Built in queen excluder, this can be placed directly ontop of a brood box for quick filling. 
NEW APIMAYE BRITISH NATIONAL HIVE JAR ADAPTER
EASY TO USE
EASY TO CLEAN / CAN BE DISINFECTED AND RE-USE
USE OVER AND OVER
MADE FROM FOOD GRADED PLASTIC
MAKE HONEY DIRECTLY INTO HONEY JARS