Measure the difference in case head expansion from a fired case to an unfired.
The "hitch" in the bolt is caused by tight case heads and lack of primary extracton.
Measure the difference in case head expansion from a fired case to an unfired.
The "hitch" in the bolt is caused by tight case heads and lack of primary extracton.
"As long as there's lead in the air....there's still hope.."
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