Trying to test the twist rate of my cz 223 , using cleaning rod and measuring the distance it takes to turn 180 deg .last time I got different results so gave up . Now I want to check again , any tips ?
Trying to test the twist rate of my cz 223 , using cleaning rod and measuring the distance it takes to turn 180 deg .last time I got different results so gave up . Now I want to check again , any tips ?
Rule 7: Avoid alcohol and drugs when handling firearms
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