Ive tried the 143 grain eldx and it was the best load but still just over an inchRe headapace
Maybe firelap
What ammo have you tried? If you haven’t yet, try Hornady with an ELD or ELD-x bullet.
I am.It could be the rifle but lets look at some other things-
Are you capable of shooting a rifle inside of an inch?
What scope and mounts are you using?
Ive tried the 143 grain eldx and it was the best load but still just over an inch