The smallest float to match the depth should be chosen. Use a lightweight key line of 0.09mm around one.5g then stage up to 0.11mm. About the lighter rigs up to 0.50g use strung-out shot starting up with No10s all the way down to No12s, to the heavier rig use https://ricardofswbx.blogzet.com/joker-fishing-no-further-a-mystery-44962515