Sears Pressure Cooker Sealing Ring opn904 $12.49 Sears Pressure Canner Pressure Regulator opn331 $16.99 9915 Over Pressure Plug $3.99 Presto 9911 Automatic Air Vent $3.99 85608 Vent Pipe $9.49 85707 Pressure Canner Cooking/Canning Rack $11.49