If you want a detailed explanation of what is meant by “head space” and how it affects the functioning of your firearm, you may find this video quite helpful. In it, I provide viewers with a step-by-step description of the changes a cartridge undergoes – from the time the primer is struck, to the time […]

I am starting load development for the 300 Win Mag and I am not off to a good start.  I talk about what I have determined and where I am going from here.