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Old August 20, 2018, 01:10 PM   #2
dallasb
Senior Member
 
Join Date: October 30, 2011
Posts: 110
Quote:
Originally Posted by HALL,AUSTIN View Post
Is there any difference in terminal performance using premium ammunition like mk262, 62 or 70 grain tsx, or gold dot soft points out to say 75 yards? I can't find any tests comparing the two barrel lengths. Also if you own or have shot both, is the 10.3/5 much more concussive/loud than the 12.5?
Does this help?

https://rifleshooter.com/2015/12/223...s-to-6-inches/

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