Quote Originally Posted by tinbum View Post
I have made up some rounds for testing, I have followed the minimum COL in each case, but they are all catching on the lands?

Do I just reduce the length until they don't?
I'm not qualified to advise you, but for what it's worth I have read that pressures can climb rapidly if the bullet can't gain at least some momentum before encountering the rifling. Please don't simply experiment with this, good advice is available in reloading manuals.