The barrel having a smaller gas port does not make it proprietary. No additional pieces or parts vary from the standard. All AR gas ports are different sizes and there is not one "right" or non proprietary size.
That BRT is a great option too apparently, and yes you could use whatever barrel...
The guys here recommended that exact thing to me a year or more ago actually. The link is here http://www.blackrivertactical.com/concrete5/customtune-gas-port/
I have heard good things but decided to wait around for the Sionics barrel as to have complete and 100% non proprietary in any way AR...
I figured something along these lines were the case:
Modular Suppressor Design – FATD is in the process of reviewing a request from an independent industry representative regarding a single, specific modular suppressor design. The representative is seeking a determination regarding their...
I use my glocks as hammers, bottle openers, and occasionally as guns lol. None of them are pretty other than my 17 and only because I havent had it long lol
I like going around 4pm. No one is there, the bar is open and quick, and I dont have to wake up at the ass crack of dawn... Oh and a dollar per hole on a beautiful course lol
Hahaha yeah well courses are all so damn long. I do ok on 3-4 pars but the longer 4s and above are a nightmare. I also have the shittiest clubs on the planet. I need to do something about that. I am 6'4" using some like 1980s fucking 5'8" ish person clubs lol.
Hahahaha. You been up to Riverstone or whatever it is in Canton behind that PUblix on 140? I like that place. Its huge and super nice and cheap at the right times.
I play occasionally. My driving game blows but im money 120 yards or so in. I usually shoot like 110-120 so I def avoid playing with anyone thats actually decent lol.
Thats the point though. If they simplify, it makes it far easier for everyone to go around the rules by doing something very similar but not EXACTLY what the law says...