Originally Posted by uz2bUSMC
Well, here's something to consider...my buddies g32 stock bbl seemed to be fully supported (bottleneck advantage). That would be your most reliable option, as you would know. Second to that, if you are looking for the tighter than stock chamber I'm thinking Storm Lake might be the way to go. Seems their quality is consistent from what I've seen around the forums and the price isn't bad.
I will second this.
Great reliability. Great case support. Great ballistics.
What more could you ask for?