We shoot HSM .44mag 300gr XTP ammunition from a Smith & Wesson Model 69 Combat Magnum with a 4″ barrel into Clearballistics ballistic gel to measure velocity, penetration, expansion/fragmentation, and retained weight.
Buy it at Ventura Munitions:
Guns in this video:
S&W Model 69
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Savage Arms – The Definition of Accuracy
Transcript ….
[coming soon]