counter pressure filler
thingiverse
You need to print 2 parts of the Sideblocks, 2 and 3 way blocks and the spring. Inside the spring you can place a steel spring to stiffen it up if you want. The length of the 2020 profile is up to you. Make it as big as you want. The lengths I used are: Verttical: 540mm Length: 160mm Width: 200mm The filler I used is this one https://nl.aliexpress.com/item/32929693589.html?spm=a2g0s.9042311.0.0.27424c4d6TZwfV I used some Ball-locks I had laying around to be able to easily connect the CO2 and beer line to the filler.
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