5.56 nato

Hello guys & gals, From what I understand, the thickness of the cases is what makes the pressure difference between .223 & 5.56. So my question is, excuse my ignorance, say I bought some .223, shot those rounds, then loaded to "5.56 specs"... Would that be a bad idea? Would that be too much...

I recently got my tax return and like most everyone else on here I plan on putting some of it back into my firearms. Im pretty much dead set on an Aero Precision forend, however I have a WW-15 flat top from Windham Weoponry, but from my measurements the forend is 6.5". I have not been able to...

I recently got my tax return and like most everyone else on here I plan on putting some of it back into my firearms. Im pretty much dead set on an Aero Precision forend, however I have a WW-15 flat top from Windham Weoponry, but from my measurements the forend is 6.5". I have not been able to...

My experimentation with breech plugs for break action inline muzzleloaders using cartridges was triggered by articles about conversions of factory breech plugs to use .25 ACP cartridges or Variflame adapters in place of #209 shotgun primers, on the theory that less powerful primers give better...