Originally Posted by
Grouse45
I would not send it back to Knight. I would pick up some CCI primers and shim your plug to fit. The CCI regular primers not mag will be the most consistent primers and you'll be pretty much set. And before you shim the plug I would have someone drill it out and put a vent liner in so the plug will last forever.
What does the vent liner do? How long will the bp last with out one??