T tmhue001 Member Joined Apr 18, 2009 Messages 9 Jun 23, 2009 #1 building a 7mm rifle shooting 175gr is there an artical already i can read or can someone give me a basic idea of what barrel length and twist i should use i searched aroung on here a little and it seemed 1:9 seemed to be good.
building a 7mm rifle shooting 175gr is there an artical already i can read or can someone give me a basic idea of what barrel length and twist i should use i searched aroung on here a little and it seemed 1:9 seemed to be good.