Cold Drip Extender

I had a dutch cold drip coffee maker (bunch of beakers on top of each other) and i couldn't fit enough coffee into the area the water had to drip through.
This is a spacer/extender that sits between the dropper and the beaker with the filter in it so it can fit more coffee
If you have one of these and you're printing this please check how big your beakers are against the measurements I've listed
80mm internal diameter at the top to fit a 75mm beaker
75mm external diameter at the bottom to fi