... If you've wondered what the Sam Hill a PST looks like, here's your chance. That Inconel shaft has a drive dog machined onto it, that engages a corresponding feature machined inside the flip switch. I had my glasses on backwards when I first tried to get it together. 🧐 PST = Port Selector Technology - ML
11,399 views; 491 likeschuckharris1836 Put some fur around it 1 like
lsnider1027 I'm in Leander..anyway I could come visit yalls shop?
ringjohne Are those parts done on a Swiss machine?
  -  laruetactical @ringjohne Shaft is partially done on a CNC Swiss.
icecoldmn I have a bunch of those on your fine rifles,are they even necessary with a tranquillo? I always run mine in the suppressed setting,suppressed or not if the gun functions fine with it. 1 like
mgarfias Available separately?
mergatroyd @laruetactical not that the UU isnt already a smokin' deal...I wouldnt be upset if you added this to my order. I know you can't upgrade everyones upper, but you could upgrade mine! DM me for order number ; )
rogersgunworks4 Pardon my ignorance but why an Inconel shaft? I use Inconel valves in some of our cylinder heads on industrial engines at work for their heat resistance and was curious the application here.