Originally Posted by
Vapodog
With slow moving projectiles such as slugs, the vertical POI can easily vary with integrity of the crimp....
Are you roll crimping?
IMO crimp uniformity is a semi critical issue to slug shooting.
No, I was told not to roll crimp with lyman slug. Data was for fold crimp. Never did get a roll crimp. Figured I would when I try hammerheads and bluforce slugs.