Retort Rods/Bases Retort Rods/Bases Please see below our full range of Retort Rods/Bases Retort Bases Pressed steel finished in matt black textured acrylic paint, threaded M10 x 1.5mm.6893 has two threaded positions. Part Number Material Nominal Width (mm) Nominal Length (mm) 6890 Pressed Steel 100 160 6891 Pressed Steel 125 200 6892 Pressed Steel 160 250 6893 Pressed Steel 200 315 Retort Rods Shown with retort base. Part Number Material Nominal Height (mm) External Diameter (mm) 8611 Aluminium 600 12.5 8614 Aluminium 500 12.5 8624 Stainless Steel 500 10 8631 Mild Steel 600 12.5 8632 Mild Steel 750 12.5 8633 Mild Steel 1000 12.5 8634 Mild Steel 500 10