Both.
I like mine.I like the Ruger AR-556. It's reasonably priced and it's pretty accurate.
Compass Lake is well known in the AR competition shooters world as a top tier custom shop. I have 2 of their uppers, one in .223 and the other in 300 BO. The .223 is everything I ever hoped for. I'm still trying to find a bullet load combo for the 300. The S&W uppers they replaced are just gathering dust.Compass Lake upper with Douglas barrel
He retired as Fort Campbell Sniper School Instructor and started Compass Lake. Everything else PRI. Maybe a Colt lower and SSA-E trigger