MontanaRifleman
Well-Known Member
The seal tite band measures .310 and the shank .3075 on my calipers. If you have a tight chamber and seat it down in the neck very far it might be a bit of an issue? not sure. I am also going to trim my RUM necks down a little to 2.842 case OALForgot the exact terminology, I use them too in a different caliber and have never seated them so deep as to not see it. I would assume it would bulge the neck a little