FORENSIC BALLISTIC

To determine the real direction of the rifling twist in a rifled barrel, peep thru the barrel, place a land or groove in inclines to the right, then it has a right twist and if it inclines to the left, then the rifling twist is left. ... Barrel Bushing 5. Recoil Spring. 3. Slide stop pin. ... A steadily increasing rate … ................
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