I have a Tikka T3 Lite in 7mmRM. It has a Mk4 6.5-20x50 Leupold, PRW rings, and an EGW 20MOA rail fitted. It is stock other than a rear ported muzzle brake that I had fitted about twelve months ago. Prior to fitting the brake this was a consistent 0.5 MOA shooter.
Shortly after the brake was...