Mirro Canning Racks, Presto Canning Racks, All American Canning Racks.
Find the right Canning Rack from Cooking and Canning Co.
Canning Racks are used to hold Canning Jars off the bottom of a Pressure Canner while you are Pressure Canning.
Use "2" Canning Racks, if your Pressure Canner is tall enough to stack a second layer of Canning Jars. Place the second Canning Rack beween the layers of Canning Jars in your Pressure Canner while Pressure Canning.