Lid flat stainless steel with ring set for SAP12,
Grant Instruments Lid, Flat, Stainless Steel, with 4 Ring Sets, Used Above 60°C, For Use with SUB Aqua12/Dual Plus, JB Aqua12/Dual Plus, SBB Aqua12 Plus Unstirred Water Bath - GRANT (Additional S&H or Hazmat Fees May Apply)