Hello, I was at a 3gun match today and won an RCA Low Mass 5.56×45(223) Competition BCG with fixed gas key similar to the one here: Low Mass 5.56×45(223) Competition BCG complete – Welcome to Rubber City Armory Has anyone here used this Fixed gas key BCG with a Fix Gas block in a carbine...

So, a few months back Palmetto had a special on their "premium" non logo BCG's. I've always preferred a milspec bolt and 2 for 160 bucks or whatever it was sounded good. They arrive packaged well but bone dry. One I lube up and throw into my latest build and the other was a spare. To the range I...