christensen arms accuracy issues

Recently bought a Howa 1500 barreled action in .308, I bought the oryx chassis and glass bed it to the action. Rifle has Timney trigger, mdt 20moa base and the Burris xtr ii scope. When I first got this rifle put together I ran tubbs lapping rounds through it to lap the barrel before figuring...

I have been doing some research and many posts from the past, like 2010 to as recent as 2016 seem to indicate that some of these rifles have issues. While I appreciate a sub-moa guarantee, i don't really want to buy a rifle, find that it is not a shooter and send it back for 6 months so the...