Was just out again, so if this is a repeat that is why...

AR Comp makes my most accurate 223s, even more accurate, with even smaller groups...

and as far as clean, I don't know.. usually after 40 rounds or so in bolt actions, I run a bore snake thru it and keep on going..

with about any powder..

"Minus the killings, Washington has one of the lowest crime rates in the Country" Marion Barry, Mayor of Wash DC

“Owning guns is not a right. If it were a right, it would be in the Constitution.” ~Alexandria Ocasio Cortez