"But then there are plenty of gun folks who think no one should rock the boat because it might piss off the anti gun crowd/politicians and cause even more gun control." - Bikenut
Submissive gun rights advocates need to lose their submissiveness before we lose our 2A rights.
I went with a Liberty Regulator for .22. No discernible FRP, which is impressive given it's a monocore, but it can be a PITA to pop the core out after 500rnds.
Experience dictates that I personally would sacrifice a little FRP for easier maintenance and/or longer maintenance intervals. I was chasing dbs...
Purely personal opinions...