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Old April 20th, 2012, 10:15   #7
ThunderCactus
Not Eye Safe, Pretty Boy Maximus on the field take his picture!
 
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Join Date: Feb 2007
You also need to chrono with the ammo weight you will be using, then convert to joules.
GBBR's shoot harder on heavier ammo than they do on lighter ammo.
And for the record, 10 degrees can be anywhere from a 60-100fps fluctuation, that's why the NPAS is important.
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