I have 2 AR's with parts from Colt, BCM, LMT, KAC, LaRue, Magpul, G&R Tactical, GG&G, YHM, AAC, Bushmaster, SGW and GTS and they both run 100% and have for many years/rounds.
Amen. Well, only I don't have as many cool names.
...in fact i think you're just bragging now