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Old 02-29-2012, 05:50 PM   #6
Sam Cade
 
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Join Date: Jan 2005
Location: Down in a holler
Default Re: Stats for the Stgw 90 (SIG 550)

Quote:
Originally Posted by johndallman View Post
I guess it's that different ammo and rifling: a significant improvement!
The Swiss do use a faster twist barrel than the early M-16 rifles and GP90 is toward the heavier end of the spectrum.




Swiss GP90 should probably count as "match" ammo too.


Terminal effects are pretty poor though.

http://ammo.ar15.com/project/Ballist...est3/Test3.htm
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