Quote Originally Posted by CROWMAN View Post
Very interesting!

With the same type Marlin, and using 8grs Unique with a copper washed 159gr head with CCI small pistol primers, Starline cases, my rounds are approximately 2 to 3 inches low at 100 yards.

I wonder why the difference? Do you pack the cases at all?
That's what the rear sight is for.
Is the grouping OK, that's the important bit!