O don't believe there's enough neck tension to prevent a bolt from closing, that bullet will slide back enough to allow bolt closure,
Pull the components, and FL size correctly, the bolt will close.
If his loads were from two years ago, do we even know if the brass was fired in the same chamber?
Brass was fired in the same chamber....only .270 I have. All Hornday factory ammo, some head stamps say Hornady, some Frontier...had trouble with both headstamps.
