Originally Posted By: shooters
7 mm is a belted magnum. I agree with everything pop_a_cap said AND would only add this= check around the belt. Measure with a caliper above the belt of UNFIRED new brass THEN measyre sized brass.


I completely missed the 7mm part.. that being the case it's headspacing off the belt. I don't load any belted cases but assume the shoulder being blown forward would still cause a hard bolt closure.

Last edited by pop_a_cap; 04/14/15 07:55 AM.