Oasis Anti-Microbial Filters. Suitable for Oasis standard spas, screw bottom Oasis Spas Replacement Cartridge Filter Element Has a sprocket style handle on top and a coarse thread/bayonet spigot on the bottom. Used as a replacement element on Oasis Spas with the bayonet fitting (mid 2020 onwards) and coarse thread fitting (prior to 2020). Filter Dimensions Length: 210mm (not including handle and spigot) Diameter: 138mm Spigot ID: 34mm Spigot OD: 46mm *Please note due to manufacturing tolerances there may be a slight variation to the above measurements.
