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Old March 5, 2013, 06:06 PM   #1
cajun47
Senior Member
 
Join Date: May 28, 2007
Location: swamp people
Posts: 539
how much more speed a 9mm would have from 4" to 5" barrel?

glock 19 has about 4" barrel and beretta 92f has about 5" barrel.

what would be the speed difference if both shot 115 gr. gold dots and 147 gr. gold dots?
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