Quote Originally Posted by missed View Post
I have shot one cal, swapped at the range and swapped back with no issues. I use the same go gauge with same shim behind them and have no change.
What type of shims do you use? i just use a go gauge and then put a piece of notebook paper behind to make it a no-go and never had an issue. Is that to hilbilly or should it get a shim or a no-go if i do it more often?