Benelli Nova 12 gauge with a 26" barrel and a .655 Jellyhead Choke. All shots were taken at a lasered 40.5 yards from the end of the barrel to the target.
The patterns on the brown paper with the black marker were shot at a temperature of about 60-65 degrees Fahrenheit. The patterns on the white paper with the red marker were shot at a temperature of about 50 degrees Fahrenheit.
Hevi-13 3.5-2.25-7 (lot #300325) 298 hits in a 10" circle
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Hevi-13 3.5-2.25-7 (lot #unknown but they were 2010 shells) 274 hits in a 10" circle
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Nitro H51013a 3.5-2.25-7 327 hits in a 10" circle
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Winchester XX Mag 3-2-6 lead shell 122 hits in a 10" circle (POA/POI was off pretty bad)