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Old 02-16-2010, 21:15   #474
PghJim
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Join Date: Apr 2005
Location: Pittsburgh
Posts: 1,811
What effect does a large temporary stretch cavity have as compared to a small temporary stretch if the bullets expanded and penetrated the same? 357 sigs and 10mm have been known to break the wooden frames that hold gelatin blocks. Most blocks now are free standing.
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