Thanks for the response.
I had taken a shortcut in my low budget methodology for locating where the bullet hits the lands and I was wrong. Rechecked and OAL with a Hornady 147 is 2.990". That would be jammed into the rifling a little bit so bullet is contacting rifling at a slightly shorter...
I recently purchased a supposedly new Bergara Ridgeback that I'm guessing is a few years old simply based on it having a .130 throat unless they're all chambered the same. The chamber neck is also tight as a bullet isn't loose in a fired case neck (which is why I went online to see what I could...
I know this is old but someone will read it.
SWFA Ultralight 2.5-10x32 9.5 oz $380 Plex reticle or 5.56 BDC
A full 3 oz. lighter than the lightest on the list.