This threaded ring of Arag for the lid assembly has a double seal. Mounting is on a flat surface of the container. Technical datas see table. Please choose diameter. The following diameter sizes:
Inside ø 210 mm | total ø 255 mm
Inside ø 313 mm | total ø 360 mm
Inside ø 410 mm | total ø 462 mm
Inside ø 567 mm | total ø 620 mm