Case neck length
Reloading For Revolvers - Shooting Times
What does the little side part sticking out do on the Colt 723 carbine? The one right behind the casing ejector, and looks like a bullet's back sticking out. - Quora
Case Mouth and Neck Tension Gage 25 / 6.5mm / 7.0mm by Ballistic Tools
What are some cartridges designed to use black powder? - Quora
How do semi-automatic pistols firing a rimmed case (.357 Mag, .44 Mag) headspace? Is it off the rim as a revolver, or off the case mouth as other normal semi-autos? - Quora
Lock and Reload Part 1
The Breaking Point of Brass Cases
What Is The Average Speed Of A Bullet? Quora, 45% OFF
Why do bottle neck cartridges travel further than flat-walled cartridges? - Quora
How would the LSAT feeding system for cased telescoped ammunition be adapted for a carbine/assault rifle, since the swinging chamber requires the feed of bullets to be off center? - Quora