#BulletDiameter
Modern Intermediate Calibers: Trade-Offs – Bullet & Bore Diameter
Probably the most obvious element of ammunition design is the choice of caliber, or more specifically the choice of bore and bullet diameter. These two dimensions are of course closely linked in conventional ammunition systems (they can be decoupled with sabots, but those are outside the scope of this series), and together they relate to some of the most central trade-offs of any ammunition system design.
Ballistics 101: What Is Caliber, Exactly?
“Caliber”. It can mean a lot of different things, but when we use it, what does it really mean, and what’s its significance?