76HighboyReloading
21 Jul 2015
AR-15, 223 Rem. Reload Series, Video 11, Rifling and Twist Rate
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What is rifling and what is twist rate? Why are we concerned about twist rate with the rifle but not so much with the handgun. God bless and thanks for watching. http://www.midwayusa.com/produ....ct/946494/sierra-5th
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