twist rate

  1. N

    Left Hand Twist Barrel Manufacturers

    I played with some ballistic calc numbers, and noticed that left-hand vs right-hand twist difference becomes larger and larger as barrel twist rate becomes faster. For old slower twist barrels, the difference between L vs R is small enough to be negligible. But for 1:7 twist barrels shooting...
  2. C

    Twist Rate for .308

    Hi all, I purchased an SPS Tactical with a 20" 1 in 12 twist a few months ago and while I love the gun so far it seems like every internet forum is completely swayed to the AAC-SD with the 1 in 10 twist. When I purchased it, I was under the impression that the 1 in 12 was the better of the...