HOW MUCH YOU NEED TO EXPECT YOU'LL PAY FOR A GOOD SMOKELESS POWDER

Most effective is to slug the barrel and Test with a dummy round which has a bullet that may be close to groove, or a pair thousandths oversize. The challenge you could come upon is that a large ample bullet may well not healthy the chamber. (Winchester 'seventy three's had a tendency being around the area in groove diameter!) If that's the situ