Savage Axis II 6mm ARC 22" Barrel.

[CZ527 Guy]

A little more on the Whidden case gauge. This I would give a definite thumbs up. gauge is relieved to go along ways towards insuring prime issue like I am experiencing do not effect measurements. This has been verified by measuring with and without the primer.

https://www.whiddengunworks.com/product/case-gauge-3/