Please note, this is not the replacements for the NEW Reverse Osmosis Countertop - Post 2020 Systems. Use the link below for the correct items.
https://www.waterfiltersaustralia.com.au/categories/water-filter-cartridges/qc-reverse-osmosis-countertop-replacement-pack/

Replacement cartridges (3). All cartridges come with fittings attached.
Click here for cartridge replacement instructions