
Cheap Crap Chinese Product query (chrono)
As my Rattie was in bits, I did a little mod on the air valve; removed a few threads to increase the gas chamber. I already have a slightly bigger port, adjustable hammer spring, steel breech, extended bolt, longer barrel and am now wondering what power it is 🤔
There's only 1 shop near me and they re-sell AliEx gear so I wondered if anyone had tried something like this: