Quote Originally Posted by Pappabear View Post
We didn't use a drag model, we used the BULLET DONT LIE model. But we had a very strange day. Big winds that must have pushed bullets everywhere. We had the greatest variations we had ever seen. More than just using MEN brass which has proven consistent in the past.

We had bullets drop 15 feet short, then 2 dance around or hit target at 1,000 yards. It was a crazy day, some days no conclusions can be made.
PB
The 178s are longer than 175 TMKs. You might be better served with a 1-in-10 twist barrel.