need opinion on GM Barrels
#2
RE: need opinion on GM Barrels
I have shot conicals out of my GMB 1-28 but at this point will not recommend a conical for it. I have not found the perfect conical for the barrel yet. The Bull Shop 460 grain in .503 is pretty close, but I want to do more testing with it. I was shooting them with 80 grains of Pyrodex P. I also tried some 500 grain Bull Shop which did real well, and some UC Short Mags 450 gr which did not do as well as the others. It was a long time ago when I was shooting conicals out of them. To be honest, when I want conicals to go down range with perfection I get out my Whites...