This is quite close about from other forum top hat adjusting method. O-ring, keeping breech slide back position and using modified stock parts are bigger differences, correct me if Iâ€™m wrong. I put this “information” here too.
Sorry for long story, but Iâ€™ll hope you will like it.
When I checked .22 Condor hi-flow valve opening travel with different pw set and tank pressure, I found some interesting things. With full 3000 psi/pw set it opened about 0.03â€
Good job with the poor man’s regulator. I thought about adding a metal shim under the top hat (after turning it to the lowest position by hand) but I didn’t know how. Never thought of an o-ring because it’s pliable by nature (incosistency) . Have to give that a try. Thanks for the inspiration. 😀