Hanshi Well-Known Member * Joined Jan 21, 2015 Messages 1,558 Reaction score 1,040 Jun 15, 2023 #41 Twist has a "little" to do with shooting prb but it is the groove depth that really determines what projectile it's designed for.
Twist has a "little" to do with shooting prb but it is the groove depth that really determines what projectile it's designed for.