Help please. I have three .58 cal muzzleloader rifles and a Lee R.E.A.L boolit mold. The mold is their 440g .575 mold. My problem is in my CVA the boolits basically fall down the bore. The mold throughs boolits at .575-.577 and weigh 435g +- 1.5g. I measured the bore right at .580 with about...